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  • Question 1 - A 9-year-old girl is brought to the emergency department by her father who...

    Incorrect

    • A 9-year-old girl is brought to the emergency department by her father who is worried about a non-blanching petechial rash on her arms and legs. The child had a cold recently but currently has normal observations and seems to be in good health. What is the probable diagnosis?

      Your Answer: Henoch-Schönlein purpura (HSP)

      Correct Answer: Immune thrombocytopaenic purpura (ITP)

      Explanation:

      ITP is a possible diagnosis for a child who presents with petechiae and no fever, while HUS and meningitis are unlikely. HSP may also be considered, but the child in the question has not experienced other symptoms of HSP. Non-accidental injury should also be considered as a differential for any petechial rash. However, ITP is more likely as it is often preceded by a viral illness and presents with isolated thrombocytopenia, causing the classic petechial rash. Blood results are needed to confirm the diagnosis.

      Understanding Immune Thrombocytopenia (ITP) in Children

      Immune thrombocytopenic purpura (ITP) is a condition where the immune system attacks the platelets, leading to a decrease in their count. This condition is more common in children and is usually acute, often following an infection or vaccination. The antibodies produced by the immune system target the glycoprotein IIb/IIIa or Ib-V-IX complex, causing a type II hypersensitivity reaction.

      The symptoms of ITP in children include bruising, a petechial or purpuric rash, and less commonly, bleeding from the nose or gums. A full blood count is usually sufficient to diagnose ITP, and a bone marrow examination is only necessary if there are atypical features.

      In most cases, ITP resolves on its own within six months, without any treatment. However, if the platelet count is very low or there is significant bleeding, treatment options such as oral or IV corticosteroids, IV immunoglobulins, or platelet transfusions may be necessary. It is also advisable to avoid activities that may result in trauma, such as team sports. Understanding ITP in children is crucial for prompt diagnosis and management of this condition.

    • This question is part of the following fields:

      • Paediatrics
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  • Question 2 - A 6-month-old girl has been brought in to the Emergency Department after an...

    Incorrect

    • A 6-month-old girl has been brought in to the Emergency Department after an episode of rectal bleeding. Her parents tell you that she appears to be suffering from abdominal pain since this morning, drawing her legs up into the fetal position, and has eaten very little, which is unlike her. She vomited about three times and then passed bloody stools. When you ask for further details, the parents tell you that the stool was jelly-like red and very slimy. The parents started weaning the child one month ago and only give her baby food.
      On examination, the child has right lower abdominal tenderness and her mucous membranes look dehydrated. Her capillary refill time is four seconds and you can vaguely feel some sort of mass in her right lower abdomen.
      What is the most likely diagnosis?

      Your Answer: Pyloric stenosis

      Correct Answer: Intussusception

      Explanation:

      Common Gastrointestinal Disorders in Toddlers

      Intussusception is a common gastrointestinal disorder in toddlers, typically affecting those aged 9-12 months. Symptoms include slimy or jelly-like red stools, abdominal pain, and a palpable mass or fullness. Diagnosis is made through ultrasound imaging and treatment usually involves an enema, although surgery may be necessary in complicated cases.

      Pyloric stenosis is another disorder that can occur in the first few weeks of a baby’s life. It causes forceful projectile vomiting immediately after feeds and is diagnosed through ultrasound imaging. Treatment involves surgery with a pyloromyotomy.

      Campylobacter-related gastroenteritis is rare in toddlers, especially considering that they typically only consume baby food.

      Colorectal cancer is almost unheard of in this age group.

      Hirschsprung’s disease is a congenital disorder that causes bowel obstruction, resulting in vomiting and failure to pass stools. It is typically diagnosed through a rectal biopsy and treated with surgical removal of the affected part of the bowel.

    • This question is part of the following fields:

      • Paediatrics
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  • Question 3 - A 10-year-old boy has been diagnosed with constipation.
    What is the recommended first line...

    Correct

    • A 10-year-old boy has been diagnosed with constipation.
      What is the recommended first line treatment for constipation in children?

      Your Answer: Macrogol (Movicol)

      Explanation:

      First-Line Treatment for Constipation in Children: Macrogol (Movicol)

      When a child is diagnosed with constipation and secondary causes have been ruled out, treatment can be initiated. The first-line treatment recommended by NICE is macrogol, which is available as Movicol Paediatric Plain or Movicol depending on the child’s age. The dose is escalated until regular and good consistency stools are achieved. However, it is important to check for faecal impaction before starting maintenance treatment. Suppositories and enemas should not be routinely used in primary care. If macrogol is not tolerated or if there is a particularly hard stool, a stool softener such as lactulose can be used. A stimulant laxative such as senna can also be used as an alternative to macrogol.

    • This question is part of the following fields:

      • Paediatrics
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  • Question 4 - You are requested to assess a premature infant born at 34 weeks, 48...

    Incorrect

    • You are requested to assess a premature infant born at 34 weeks, 48 hours after delivery without any complications. During the examination, you observe a continuous 'machinery-like' murmur and a left subclavicular thrill. Additionally, you notice a bounding pulse and a widened pulse pressure. There are no indications of cyanosis or crackles on auscultation. The mother confirms that there were no complications during pregnancy, and antenatal scans and screening did not reveal any abnormalities. There is no family history of significant illnesses. What would be the most appropriate management option for this probable diagnosis?

      Your Answer: Give indomethacin to the mother

      Correct Answer: Give indomethacin to the neonate

      Explanation:

      To promote closure of patent ductus arteriosus (PDA), indomethacin or ibuprofen is administered to the neonate. This is the correct course of action based on the examination findings. The ductus arteriosus typically closes naturally with the first breaths, but if it remains open, prostaglandin synthesis can be inhibited with medication. Administering indomethacin to the mother would not be effective. Prostaglandin would have the opposite effect and maintain the PDA’s patency, which is not desirable in this scenario. Involving surgeons or monitoring the baby without treatment would also not be appropriate. If left untreated, PDA can lead to serious complications such as pulmonary hypertension or Eisenmenger’s syndrome.

      Patent ductus arteriosus is a type of congenital heart defect that is typically classified as ‘acyanotic’. However, if left untreated, it can eventually lead to late cyanosis in the lower extremities, which is known as differential cyanosis. This condition is caused by a connection between the pulmonary trunk and descending aorta that fails to close with the first breaths due to increased pulmonary flow that enhances prostaglandins clearance. Patent ductus arteriosus is more common in premature babies, those born at high altitude, or those whose mothers had rubella infection during the first trimester of pregnancy.

      The features of patent ductus arteriosus include a left subclavicular thrill, a continuous ‘machinery’ murmur, a large volume, bounding, collapsing pulse, a wide pulse pressure, and a heaving apex beat. To manage this condition, indomethacin or ibuprofen is given to the neonate, which inhibits prostaglandin synthesis and closes the connection in the majority of cases. If patent ductus arteriosus is associated with another congenital heart defect that is amenable to surgery, then prostaglandin E1 is useful to keep the duct open until after surgical repair.

    • This question is part of the following fields:

      • Paediatrics
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  • Question 5 - A 9-year-old boy with asthma is brought into the GP surgery with a...

    Incorrect

    • A 9-year-old boy with asthma is brought into the GP surgery with a cough and shortness of breath. Examination reveals a respiratory rate of 34 breaths/min, apyrexial, wheeze throughout his chest and a peak expiratory flow rate (PEFR) of half his predicted value.
      Which of the following treatments is the best option?

      Your Answer: IV salbutamol

      Correct Answer: Inpatient management with nebuliser salbutamol and oral steroids

      Explanation:

      Managing Acute Asthma Exacerbations in Children: Treatment Options and Guidelines

      When a child experiences an acute asthma exacerbation, prompt and appropriate management is crucial to prevent further complications. Here are some treatment options and guidelines to consider:

      Inpatient Management with Nebuliser Salbutamol and Oral Steroids
      For severe asthma exacerbations, hospital transfer is necessary. Inpatient management should include nebulised bronchodilators in combination with early oral steroids. A 3-day steroid course is usually sufficient.

      Manage as Outpatient with Inhaled Salbutamol via Spacer
      Mild to moderate acute asthma can be managed with salbutamol via a spacer. Oral steroids should be considered in all children with an acute exacerbation of asthma. However, all children with features of severe or life-threatening asthma should be transferred to a hospital.

      Outpatient Management with Antibiotics
      Antibiotics would be inappropriate for acute asthma exacerbations unless there are clues in the history to suggest a bacterial infection as the cause of exacerbation.

      Continue Current Medications with No Changes
      In severe acute asthma, urgent treatment with nebulisers and transfer to a hospital is necessary.

      IV Salbutamol
      IV salbutamol is second line and considered only if the symptoms have responded poorly to nebulised therapy.

      British Thoracic Society (BTS)/Scottish Intercollegiate Guidelines Network (SIGN) guidance suggests that all children with features of severe or life-threatening asthma should be transferred to a hospital. The severity of acute asthma in children over 5 can be determined using the BTS severity scoring.

      By following these guidelines and treatment options, healthcare professionals can effectively manage acute asthma exacerbations in children and prevent further complications.

    • This question is part of the following fields:

      • Paediatrics
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  • Question 6 - A 6-year-old boy is brought to his General Practitioner by his mother, who...

    Incorrect

    • A 6-year-old boy is brought to his General Practitioner by his mother, who reports that he has been feeling tired and has developed mouth sores. Additionally, he has bruises on his knees and palms. A bone marrow aspirate reveals a hypocellular image.

      What is the most probable diagnosis?

      Your Answer: Haemophilia A

      Correct Answer: Aplastic anaemia

      Explanation:

      Differential Diagnosis for a Patient with Hypocellular Bone Marrow and Thrombocytopenia

      Aplastic anaemia is a condition characterized by bone marrow failure, resulting in peripheral pancytopenia and bone-marrow hypoplasia. This leads to a deficiency in the production of red blood cells, causing anaemia, and a reduced production of white blood cells, leading to immunodeficiency. Patients may experience symptoms such as shortness of breath, lethargy, pallor, mouth ulcers, and increased frequency of infections. The reduced production of platelets causes easy bruising.

      Idiopathic thrombocytopenic purpura (ITP) is a condition characterized by an isolated reduction in platelets with normal bone marrow, in the absence of another identifiable cause. Patients may present with abnormal bleeding and bruising, petechiae, and purpura.

      Haemophilia A is an X-linked-recessive condition causing a deficiency in clotting factor VIII, leading to easy bruising, prolonged bleeding after injury, or spontaneous bleeding in severe cases.

      Infectious mononucleosis is the result of Epstein–Barr virus infection, characterized by fever, pharyngitis, lymphadenopathy, and a macular or maculopapular rash.

      Autoimmune neutropenia is associated with opportunistic infections, most commonly otitis media. However, this condition would not account for the thrombocytopenia observed in this patient.

    • This question is part of the following fields:

      • Paediatrics
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  • Question 7 - As a junior doctor on the neonatal ward, you are called to a...

    Correct

    • As a junior doctor on the neonatal ward, you are called to a forceps delivery. During the delivery, the midwives notice shoulder dystocia in a newborn. What is the initial management approach for shoulder dystocia in a neonate?

      Your Answer: McRoberts manoeuvre (hyperflexion of the legs)

      Explanation:

      The McRoberts maneuver involves hyperflexing the legs.

      Shoulder dystocia is a complication that can occur during vaginal delivery when the body of the fetus cannot be delivered after the head has already been delivered. This is usually due to the anterior shoulder of the fetus becoming stuck on the mother’s pubic bone. Shoulder dystocia can cause harm to both the mother and the fetus. Risk factors for shoulder dystocia include fetal macrosomia, high maternal body mass index, diabetes mellitus, and prolonged labor.

      If shoulder dystocia is identified, it is important to call for senior help immediately. The McRoberts’ maneuver is often performed, which involves flexing and abducting the mother’s hips to increase the angle of the pelvis and facilitate delivery. An episiotomy may be performed to provide better access for internal maneuvers, but it will not relieve the bony obstruction. Symphysiotomy and the Zavanelli maneuver are not recommended as they can cause significant maternal morbidity. Oxytocin administration is not indicated for shoulder dystocia.

      Complications of shoulder dystocia can include postpartum hemorrhage and perineal tears for the mother, and brachial plexus injury and neonatal death for the fetus. It is important to manage shoulder dystocia promptly and appropriately to minimize the risk of these complications.

    • This question is part of the following fields:

      • Paediatrics
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  • Question 8 - A 6-year-old boy is brought to the Emergency Department by his mother with...

    Incorrect

    • A 6-year-old boy is brought to the Emergency Department by his mother with complaints of right iliac fossa pain for the past two days. He has no previous medical history except for a cough and sore throat in the last week. He has had a high fever for the past two days and has lost his appetite but denies any other symptoms.
      On examination, his temperature is 38.9 °C, and his pulse is 130 beats per minute. Bilateral enlarged submandibular and cervical lymph nodes are palpable and slightly tender. Chest examination is clear, with transmitted sounds from the upper airways. Abdominal examination reveals marked tenderness in the right iliac fossa with no guarding.
      Urine dipstick reveals 2+ of ketones and 1+ of protein.
      Blood test results for his full blood count (FBC) are as follows:
      Investigation Result Normal value
      Haemoglobin (Hb) 145 g/l 135–175 g/l
      White cell count (WCC) 14.3 × 109/ 4.0–11.0 × 109/l
      Platelets (PLT) 425 × 109/l 150–400 × 109/l
      What is the most likely clinical diagnosis for this 6-year-old boy?

      Your Answer: Retroperitoneal appendix abscess

      Correct Answer: Mesenteric adenitis

      Explanation:

      Possible Diagnoses for a Child with Right Iliac Fossa Pain and High Temperature

      When a child presents with right iliac fossa pain and high temperature, several possible diagnoses should be considered. One of them is mesenteric adenitis, which is characterized by abdominal pain resulting from mesenteric lymphadenopathy and often accompanied by enlarged neck nodes and a recent history of viral upper respiratory tract infection. Appendicitis is another possibility, but it tends to present with a low-grade fever and peritoneal irritation that causes involuntary muscle spasm in the abdominal wall. Meckel’s diverticulitis, which is clinically indistinguishable from appendicitis, is an intra-operative or radiological diagnosis and can cause gastrointestinal bleeding, obstruction, inflammation, or umbilical discharge. Retroperitoneal appendix abscess is an uncommon type of infection that presents with fever, back pain, and abdominal pain, but it can also cause other symptoms such as gastrointestinal bleeding, poor wound healing, chest pain, general discomfort, urinary frequency, and haematuria. Finally, urinary tract infection (UTI) is unlikely if there are no nitrites or leukocytes on urine dipstick, but it can cause non-specific symptoms such as vomiting/diarrhoea, mild abdominal pain, dysuria, frequency, and enuresis, especially in infants.

    • This question is part of the following fields:

      • Paediatrics
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  • Question 9 - Which of the following neonatal complications is least frequently observed in pregnancies of...

    Incorrect

    • Which of the following neonatal complications is least frequently observed in pregnancies of women with diabetes?

      Your Answer: Stillbirth

      Correct Answer: Microsomia

      Explanation:

      Macrosomia is more likely to occur in individuals with diabetes than microsomia.

      Complications of Diabetes during Pregnancy

      Diabetes during pregnancy can lead to various complications for both the mother and the baby. Maternal complications may include polyhydramnios, which occurs in 25% of cases and may be due to fetal polyuria. Preterm labor is also a common complication, occurring in 15% of cases and often associated with polyhydramnios.

      Neonatal complications may include macrosomia, although diabetes can also cause small for gestational age babies. Hypoglycemia is another potential complication, which can occur due to beta cell hyperplasia. Respiratory distress syndrome may also occur, as surfactant production is delayed. Polycythemia, which leads to more neonatal jaundice, is also a possibility.

      Malformation rates may increase 3-4 fold, with sacral agenesis, CNS and CVS malformations (hypertrophic cardiomyopathy) being some of the potential risks. Stillbirth is also a possibility. Hypomagnesemia and hypocalcemia may occur, and shoulder dystocia may cause Erb’s palsy.

    • This question is part of the following fields:

      • Paediatrics
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  • Question 10 - A 28-year-old woman delivers a baby girl at 39 weeks gestation using ventouse...

    Incorrect

    • A 28-year-old woman delivers a baby girl at 39 weeks gestation using ventouse delivery. She expresses concern to one of the doctors about a lump on her baby's forehead. Upon examination, the neonate has a soft, puffy swelling that crosses suture lines on the vertex. What is the most likely diagnosis, and what advice should be given to the mother?

      Your Answer: Resolves within a few months

      Correct Answer: Resolves within a few days

      Explanation:

      Caput succedaneum is a swollen area that typically appears over the presenting part and extends across suture lines. In this case, the diagnosis is caput succedaneum, which occurred after a traumatic delivery (ventouse). The mother should be informed that no intervention is necessary as the swelling will subside within a few days. It would be inappropriate to advise the mother that immediate medical or surgical intervention is required. Unlike cephalohaematoma, which takes months to resolve and does not cross suture lines, caput succedaneum resolves within a few days. Therefore, advising the mother that it will take a few months or years to resolve would be inaccurate.

      Understanding Caput Succedaneum

      Caput succedaneum is a condition that refers to the swelling of the scalp at the top of the head, usually at the vertex. This swelling is caused by the mechanical trauma that occurs during delivery, particularly in prolonged deliveries or those that involve the use of vacuum delivery. The condition is characterized by soft, puffy swelling due to localized edema that crosses suture lines.

      Compared to cephalohaematoma, which is a collection of blood under the scalp, caput succedaneum is caused by edema. While cephalohaematoma is limited to a specific area and does not cross suture lines, caput succedaneum can affect a larger area and cross suture lines. Fortunately, no treatment is needed for caput succedaneum, as the swelling usually resolves on its own within a few days.

    • This question is part of the following fields:

      • Paediatrics
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  • Question 11 - Which one of the following statements regarding croup is true? ...

    Incorrect

    • Which one of the following statements regarding croup is true?

      Your Answer: More common in spring

      Correct Answer: Most commonly caused by parainfluenza viruses

      Explanation:

      The majority of croup cases are caused by parainfluenza virus, and it is recommended to avoid throat examination as it may lead to airway obstruction.

      Understanding Croup: A Respiratory Infection in Infants and Toddlers

      Croup is a type of upper respiratory tract infection that commonly affects infants and toddlers. It is characterized by a barking cough, fever, and coryzal symptoms, and is caused by a combination of laryngeal oedema and secretions. Parainfluenza viruses are the most common cause of croup. The condition typically peaks between 6 months and 3 years of age, and is more prevalent during the autumn season.

      The severity of croup can be graded based on the presence of symptoms such as stridor, cough, and respiratory distress. Mild cases may only have occasional barking cough and no audible stridor at rest, while severe cases may have frequent barking cough, prominent inspiratory stridor at rest, and marked sternal wall retractions. Children with moderate or severe croup, those under 6 months of age, or those with known upper airway abnormalities should be admitted to the hospital.

      Diagnosis of croup is usually made based on clinical presentation, but a chest x-ray may show subglottic narrowing, commonly referred to as the steeple sign. Treatment for croup typically involves a single dose of oral dexamethasone or prednisolone, regardless of severity. In emergency situations, high-flow oxygen and nebulized adrenaline may be necessary.

      Understanding croup is important for parents and healthcare providers alike, as prompt recognition and treatment can help prevent complications and improve outcomes for affected children.

    • This question is part of the following fields:

      • Paediatrics
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  • Question 12 - A 5-year-old girl is discovered collapsed and unresponsive. Upon examination, there are no...

    Correct

    • A 5-year-old girl is discovered collapsed and unresponsive. Upon examination, there are no apparent obstructions in her airway. There are no signs of life and no indication of any respiratory efforts being made. Emergency assistance has been summoned and is en route.
      What is the most suitable course of action to take next in her treatment?

      Your Answer: Give 5 rescue breaths

      Explanation:

      The correct initial step for paediatric basic life support (BLS) is to give 5 rescue breaths immediately, even before checking for a pulse. This is because respiratory causes are the most common in children. Checking for a femoral pulse is not necessary to determine the need for chest compressions, as palpation of the pulse is not a reliable indicator of effective circulation. Giving 2 rescue breaths is incorrect for children, as they require 5 rescue breaths to mitigate hypoxia. The correct ratio of chest compressions to rescue breaths is 15:2, but the first step in paediatric BLS is always to give 5 rescue breaths.

      Paediatric Basic Life Support Guidelines

      Paediatric basic life support guidelines were updated in 2015 by the Resuscitation Council. Lay rescuers should use a compression:ventilation ratio of 30:2 for children under 1 year and between 1 year and puberty, a child is defined. If there are two or more rescuers, a ratio of 15:2 should be used.

      The algorithm for paediatric basic life support starts with checking if the child is unresponsive and shouting for help. The airway should be opened, and breathing should be checked by looking, listening, and feeling for breaths. If the child is not breathing, five rescue breaths should be given, and signs of circulation should be checked.

      For infants, the brachial or femoral pulse should be used, while children should use the femoral pulse. Chest compressions should be performed at a ratio of 15:2, with a rate of 100-120 compressions per minute for both infants and children. The depth of compressions should be at least one-third of the anterior-posterior dimension of the chest, which is approximately 4 cm for an infant and 5 cm for a child.

      In children, the lower half of the sternum should be compressed, while in infants, a two-thumb encircling technique should be used for chest compressions. These guidelines are crucial for anyone who may need to perform basic life support on a child, and it is essential to follow them carefully to ensure the best possible outcome.

    • This question is part of the following fields:

      • Paediatrics
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  • Question 13 - You are the foundation year two doctor on the paediatric medical assessment unit....

    Incorrect

    • You are the foundation year two doctor on the paediatric medical assessment unit. You are asked to clerk a 10-year-old boy who has been brought in by his father due to abdominal pain and strong smelling urine.

      A urine dip is positive for nitrites and leucocytes. You start treatment for a urinary tract infection. What is the most probable organism responsible for this infection?

      Your Answer: Fungal infection

      Correct Answer: Escherichia coli

      Explanation:

      Escherichia coli is the most frequent organism responsible for UTIs in both children and adults. Streptococcus pneumonia is more commonly associated with pneumonia or otitis media, while Staphylococcus aureus is more likely to cause skin infections like impetigo. Herpes is a viral infection that causes oral or genital ulcerations and whitlow. Although not impossible, a fungal-induced UTI is unlikely.

      Investigating Urinary Tract Infections in Children

      When a child develops a urinary tract infection (UTI), it is important to consider the possibility of underlying causes and kidney damage. Unlike in adults, UTIs in children can lead to renal scarring. The National Institute for Health and Care Excellence (NICE) has provided guidelines for imaging the urinary tract in children with UTIs. Infants under six months of age who have their first UTI and respond to treatment should have an ultrasound within six weeks. However, children over six months of age who respond to treatment for their first UTI do not require imaging unless there are features suggestive of an atypical infection or recurrent infection.

      Features that suggest an atypical infection include being seriously ill, having poor urine flow, an abdominal or bladder mass, raised creatinine, septicemia, failure to respond to suitable antibiotics within 48 hours, or infection with non-E. coli organisms. If any of these features are present, further investigations may be necessary. Urine should be sent for microscopy and culture, as only 50% of children with a UTI have pyuria. A static radioisotope scan, such as DMSA, can identify renal scars and should be done 4-6 months after the initial infection. Micturating cystourethrography (MCUG) can identify vesicoureteric reflux and is only recommended for infants under six months of age who present with atypical or recurrent infections.

    • This question is part of the following fields:

      • Paediatrics
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  • Question 14 - Which one of the following drugs is safe to use while breastfeeding? ...

    Incorrect

    • Which one of the following drugs is safe to use while breastfeeding?

      Your Answer: Ciprofloxacin

      Correct Answer: Ceftriaxone

      Explanation:

      The use of cephalosporins during breastfeeding is deemed to be safe.

      Breastfeeding has some contraindications that are important to know, especially when it comes to drugs. Antibiotics like penicillins, cephalosporins, and trimethoprim are safe for breastfeeding mothers, as are endocrine drugs like glucocorticoids (in low doses) and levothyroxine. Epilepsy drugs like sodium valproate and carbamazepine, asthma drugs like salbutamol and theophyllines, and hypertension drugs like beta-blockers and hydralazine are also safe. Anticoagulants like warfarin and heparin, as well as digoxin, are also safe. However, some drugs should be avoided, such as antibiotics like ciprofloxacin, tetracycline, chloramphenicol, and sulphonamides, psychiatric drugs like lithium and benzodiazepines, aspirin, carbimazole, methotrexate, sulfonylureas, cytotoxic drugs, and amiodarone. Other contraindications include galactosaemia and viral infections, although the latter is controversial in the developing world due to the increased risk of infant mortality and morbidity associated with bottle feeding.

    • This question is part of the following fields:

      • Paediatrics
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  • Question 15 - A 6-day-old boy is brought to his General Practitioner by his mother, who...

    Incorrect

    • A 6-day-old boy is brought to his General Practitioner by his mother, who has noticed a yellow tinge to his sclera and skin. He is being breastfed. He is otherwise well and had a normal newborn blood-spot test.
      What is the most likely diagnosis?

      Your Answer: Cystic fibrosis

      Correct Answer: Breastmilk jaundice

      Explanation:

      Possible Causes of Jaundice in a Breastfed Baby: Excluding Cystic Fibrosis, Galactosaemia, ABO Incompatibility, and Hypothyroidism

      Breastmilk jaundice is a common cause of jaundice in healthy, breastfed babies beyond two weeks of age. However, other potential causes should still be screened for. The exact mechanism of breastmilk jaundice is unknown, but breastfeeding should continue and bilirubin levels should be monitored. If levels are above the treatment line, phototherapy may be necessary. Jaundice can persist for up to 12 weeks in some cases. Cystic fibrosis is excluded as a diagnosis if the newborn blood-spot test is normal. Galactosaemia is unlikely if the baby has not shown symptoms such as difficulty feeding, vomiting, and faltering growth. ABO incompatibility typically presents within the first 24 hours of life, so it is unlikely if symptoms appear eight days after birth. Hypothyroidism is screened for in the newborn blood-spot test, and normal results exclude it as a diagnosis.

    • This question is part of the following fields:

      • Paediatrics
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  • Question 16 - A 6-month-old infant is brought to his General Practitioner by his concerned mother....

    Incorrect

    • A 6-month-old infant is brought to his General Practitioner by his concerned mother. He has been crying after every feed for several weeks and regurgitating milk. He has also been failing to gain weight.
      Which of the following is the most likely diagnosis?

      Your Answer: Infantile colic

      Correct Answer: Gastro-oesophageal reflux disease (GORD)

      Explanation:

      The child’s symptoms suggest that they may have gastro-oesophageal reflux disease (GORD), which is characterized by regurgitation of milk after feeds and crying due to abdominal pain. This can lead to failure to gain weight or even weight loss. Infantile colic is less likely as it would not cause these symptoms. Intussusception, a condition where part of the bowel invaginates into another, causing colicky abdominal pain, vomiting, and passing of redcurrant stools, requires immediate hospitalization. Pyloric stenosis, which presents with projectile vomiting, dehydration, and faltering growth, is less likely as the child does not have projectile vomiting. Volvulus, a complete twisting of an intestinal loop, could present with bilious vomiting, signs of shock, peritonitis, and blood per rectum, and typically occurs in the first year of life.

    • This question is part of the following fields:

      • Paediatrics
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  • Question 17 - A 6-year-old girl presented to the paediatric emergency department with a 4-day history...

    Incorrect

    • A 6-year-old girl presented to the paediatric emergency department with a 4-day history of fever, and watery diarrhoea for the previous 8 days. After initial management, she now appears well hydrated and is drinking as usual. Her observations are normal. The child's stool culture result returns positive for Salmonella spp.
      Which of the following is the most appropriate next step in your management?

      Your Answer: Admit as an inpatient for IV antibiotics and oral fluid rehydration

      Correct Answer: Discharge home with no antibiotic treatment

      Explanation:

      Management of Salmonella Infection in Children: Discharge Home with No Antibiotic Treatment

      Salmonella infection is a common cause of gastroenteritis in children. The mainstay of treatment is oral rehydration for correction of dehydration and prevention of further fluid losses. Most children with salmonella infection do not need any specific treatment, and symptoms usually improve in a few days. Unless symptoms are severe, children with salmonella can usually be cared for at home. Infection with Salmonella spp. is a notifiable disease in the UK. Antibiotics should be considered in children with salmonella gastroenteritis who are aged < 6 months, malnourished or immunocompromised. However, in this case, the child is well hydrated and drinking as usual, and therefore, discharge home with no antibiotic treatment is the correct management approach.

    • This question is part of the following fields:

      • Paediatrics
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  • Question 18 - Which of the following examples of infant jaundice from the list below is...

    Incorrect

    • Which of the following examples of infant jaundice from the list below is the most concerning?

      Your Answer: Jaundice which began at two days post-delivery and which has not resolved by six days post-delivery

      Correct Answer: Jaundice which develops on the day of delivery

      Explanation:

      Jaundice that appears within the first 24 hours after delivery is always considered to be pathological. Physiological jaundice typically develops 2-3 days after delivery and should resolve within 14 days. The risk of developing jaundice is higher in pre-term infants. In cases of physiological jaundice, bilirubin levels typically do not exceed 200 μmol/L.

      Jaundice in newborns can occur within the first 24 hours of life and is always considered pathological. The causes of jaundice during this period include rhesus and ABO haemolytic diseases, hereditary spherocytosis, and glucose-6-phosphodehydrogenase deficiency. On the other hand, jaundice in neonates from 2-14 days is common and usually physiological, affecting up to 40% of babies. This type of jaundice is due to a combination of factors such as more red blood cells, fragile red blood cells, and less developed liver function. Breastfed babies are more likely to develop this type of jaundice.

      If jaundice persists after 14 days (21 days for premature babies), a prolonged jaundice screen is performed. This includes tests for conjugated and unconjugated bilirubin, direct antiglobulin test, thyroid function tests, full blood count and blood film, urine for MC&S and reducing sugars, and urea and electrolytes. Prolonged jaundice can be caused by biliary atresia, hypothyroidism, galactosaemia, urinary tract infection, breast milk jaundice, prematurity, and congenital infections such as CMV and toxoplasmosis. Breast milk jaundice is more common in breastfed babies and is thought to be due to high concentrations of beta-glucuronidase, which increases the intestinal absorption of unconjugated bilirubin. Prematurity also increases the risk of kernicterus.

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  • Question 19 - Which of the following is the least probable cause of snoring in adolescents?...

    Incorrect

    • Which of the following is the least probable cause of snoring in adolescents?

      Your Answer: Obesity

      Correct Answer: Kallman's syndrome

      Explanation:

      Snoring is not a symptom of Kallman’s syndrome, which is a condition that leads to delayed puberty due to hypogonadotrophic hypogonadism.

      Snoring in Children: Possible Causes

      Snoring in children can be caused by various factors. One of the common causes is obesity, which can lead to the narrowing of the airways and difficulty in breathing during sleep. Another possible cause is nasal problems such as polyps, deviated septum, and hypertrophic nasal turbinates, which can also obstruct the airways and cause snoring. Recurrent tonsillitis can also contribute to snoring, as the inflamed tonsils can block the air passages.

      In some cases, snoring in children may be associated with certain medical conditions such as Down’s syndrome and hypothyroidism. These conditions can affect the structure and function of the respiratory system, leading to snoring and other breathing difficulties.

      It is important to identify the underlying cause of snoring in children and seek appropriate treatment to prevent potential health complications. Parents should consult a healthcare professional if their child snores regularly or experiences other symptoms such as daytime sleepiness, difficulty concentrating, or behavioral problems.

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  • Question 20 - You are seeing a 5-year-old boy in your clinic who has a history...

    Incorrect

    • You are seeing a 5-year-old boy in your clinic who has a history of multiple wheezy episodes over the past 4 years and was diagnosed with asthma. He was admitted to the hospital 5 months ago with shortness-of-breath and wheeze and was diagnosed with a viral exacerbation of asthma. The paediatric team prescribed him a Clenil (beclometasone dipropionate) inhaler 50mcg bd and salbutamol 100mcg prn via a spacer before his discharge. His mother reports that he has a persistent night-time cough and is regularly using his salbutamol inhaler. On clinical examination, his chest appears normal. What would be the most appropriate next step in managing this patient?

      Your Answer: Add a short-acting muscarinic antagonist

      Correct Answer: Add a leukotriene receptor antagonist

      Explanation:

      Managing Asthma in Children: NICE Guidelines

      Asthma management in children has been updated by NICE in 2017, following the 2016 BTS guidelines. The new guidelines for children aged 5-16 are similar to those for adults, with a stepwise approach for treatment. For newly-diagnosed asthma, short-acting beta agonist (SABA) is recommended. If symptoms persist, a combination of SABA and paediatric low-dose inhaled corticosteroid (ICS) is used. Leukotriene receptor antagonist (LTRA) is added if symptoms still persist, followed by long-acting beta agonist (LABA) if necessary. Maintenance and reliever therapy (MART) is used as a combination of ICS and LABA for daily maintenance therapy and symptom relief. For children under 5 years old, clinical judgement plays a greater role in diagnosis. The stepwise approach is similar to that for older children, with an 8-week trial of paediatric moderate-dose ICS before adding LTRA. If symptoms persist, referral to a paediatric asthma specialist is recommended.

      It should be noted that NICE does not recommend changing treatment for well-controlled asthma patients simply to adhere to the latest guidelines. The definitions of low, moderate, and high-dose ICS have also changed, with different definitions for adults and children. For children, <= 200 micrograms budesonide or equivalent is considered a paediatric low dose, 200-400 micrograms is a moderate dose, and > 400 micrograms is a high dose. Overall, the new NICE guidelines provide a clear and concise approach to managing asthma in children.

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  • Question 21 - A 3-year-old boy is taken to his pediatrician by his father due to...

    Incorrect

    • A 3-year-old boy is taken to his pediatrician by his father due to constant scratching of his bottom at night. The father reports observing some unusual white particles when cleaning his son's bottom after a bowel movement. What would be the best course of action for management?

      Your Answer: Prescribe topical clotrimazole for 2 weeks and issue hygiene advice.

      Correct Answer: Prescribe a single dose of mebendazole for the whole household and issue hygiene advice.

      Explanation:

      Threadworm Infestation in Children

      Threadworm infestation, caused by Enterobius vermicularis or pinworms, is a common occurrence among children in the UK. The infestation happens when eggs present in the environment are ingested. In most cases, threadworm infestation is asymptomatic, but some possible symptoms include perianal itching, especially at night, and vulval symptoms in girls. Diagnosis can be made by applying Sellotape to the perianal area and sending it to the laboratory for microscopy to see the eggs. However, most patients are treated empirically, and this approach is supported in the CKS guidelines.

      The CKS recommends a combination of anthelmintic with hygiene measures for all members of the household. Mebendazole is the first-line treatment for children over six months old, and a single dose is given unless the infestation persists. It is essential to treat all members of the household to prevent re-infection. Proper hygiene measures, such as washing hands regularly, keeping fingernails short, and washing clothes and bedding at high temperatures, can also help prevent the spread of threadworm infestation.

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  • Question 22 - A 3-day-old infant is presented to the Emergency Department due to increased irritability,...

    Incorrect

    • A 3-day-old infant is presented to the Emergency Department due to increased irritability, poor feeding, and decreased muscle tone as observed by the mother in the last 24 hours. Meningitis is confirmed through lumbar puncture. What is the probable causative agent in this scenario?

      Your Answer: Streptococcus pneumoniae

      Correct Answer: Group B streptococcus

      Explanation:

      Meningitis poses a higher risk to neonates, particularly those with low birth weight, prematurity, traumatic delivery, fetal hypoxia, and maternal peripartum infection. The initial symptoms are usually vague and may include elevated body temperature, respiratory distress, apnea, episodes of bradycardia, low blood pressure, difficulty feeding, irritability, and decreased activity.

      Organisms causing meningitis in children

      Meningitis is a serious condition that can affect children of all ages. The organisms that cause meningitis vary depending on the age of the child. In neonates up to 3 months old, Group B Streptococcus is the most common cause, which is usually acquired from the mother during birth. E. coli and other Gram-negative organisms, as well as Listeria monocytogenes, can also cause meningitis in this age group.

      From 1 month to 6 years old, Neisseria meningitidis (meningococcus), Streptococcus pneumoniae (pneumococcus), and Haemophilus influenzae are the most common organisms that cause meningitis. In children over 6 years old, Neisseria meningitidis and Streptococcus pneumoniae are the most common causes.

      It is important for parents to be aware of the signs and symptoms of meningitis, such as fever, headache, stiff neck, and sensitivity to light. If a child is showing these symptoms, they should be taken to a doctor immediately for evaluation and treatment. Early diagnosis and treatment can help prevent serious complications and improve outcomes.

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  • Question 23 - A mother who refused regular prenatal check-ups delivers a male infant. During delivery,...

    Incorrect

    • A mother who refused regular prenatal check-ups delivers a male infant. During delivery, a defect is observed on the side of the belly button, revealing the intestines.
      What could be the possible diagnosis?

      Your Answer: Normal variant

      Correct Answer: Gastroschisis

      Explanation:

      Gastroschisis is a bowel condition where the intestines are exposed and not encased by a sac. It is not associated with cardiac and kidney diseases, unlike exomphalos. It can be diagnosed through routine ultrasound, but may be missed if the mother does not engage in antenatal care. It is not a normal variant and is not necessarily associated with prematurity.

      Gastroschisis and exomphalos are both types of congenital visceral malformations. Gastroschisis refers to a defect in the anterior abdominal wall located just beside the umbilical cord. In contrast, exomphalos, also known as omphalocoele, involves the protrusion of abdominal contents through the anterior abdominal wall, which are covered by an amniotic sac formed by amniotic membrane and peritoneum.

      When it comes to managing gastroschisis, vaginal delivery may be attempted, but newborns should be taken to the operating theatre as soon as possible after delivery, ideally within four hours. As for exomphalos, a caesarean section is recommended to reduce the risk of sac rupture. In cases where primary closure is difficult due to lack of space or high intra-abdominal pressure, a staged repair may be undertaken. This involves allowing the sac to granulate and epithelialise over several weeks or months, forming a shell. As the infant grows, the sac contents will eventually fit within the abdominal cavity, at which point the shell can be removed and the abdomen closed.

      Overall, both gastroschisis and exomphalos require careful management to ensure the best possible outcome for the newborn. By understanding the differences between these two conditions and the appropriate steps to take, healthcare professionals can provide effective care and support to both the infant and their family.

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  • Question 24 - A 7-year-old girl is seen in clinic for nocturnal enuresis. Despite her mother's...

    Incorrect

    • A 7-year-old girl is seen in clinic for nocturnal enuresis. Despite her mother's attempts at using a reward system, there has been no improvement. What is the best initial approach to management?

      Your Answer: Trial of intranasal desmopressin

      Correct Answer: Enuresis alarm

      Explanation:

      If general advice has not been effective, an enuresis alarm is typically the initial treatment for nocturnal enuresis. It is not advisable to limit fluid intake. According to Clinical Knowledge Summaries, children should consume approximately eight drinks per day, evenly distributed throughout the day, with the last one consumed approximately one hour before bedtime.

      Nocturnal enuresis, or bedwetting, is when a child involuntarily urinates during the night. Most children achieve continence by the age of 3 or 4, so enuresis is defined as the involuntary discharge of urine in a child aged 5 or older without any underlying medical conditions. Enuresis can be primary, meaning the child has never achieved continence, or secondary, meaning the child has been dry for at least 6 months before.

      When managing bedwetting, it’s important to look for any underlying causes or triggers, such as constipation, diabetes mellitus, or recent onset UTIs. General advice includes monitoring fluid intake and encouraging regular toileting patterns, such as emptying the bladder before sleep. Reward systems, like star charts, can also be helpful, but should be given for agreed behavior rather than dry nights.

      The first-line treatment for bedwetting is an enuresis alarm, which has a high success rate. These alarms have sensor pads that detect wetness and wake the child up to use the toilet. If short-term control is needed, such as for sleepovers, or if the alarm is ineffective or not acceptable to the family, desmopressin may be prescribed. Overall, managing bedwetting involves identifying any underlying causes and implementing strategies to promote continence.

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  • Question 25 - A 1-year-old child is diagnosed with multiple congenital abnormalities such as an extra...

    Incorrect

    • A 1-year-old child is diagnosed with multiple congenital abnormalities such as an extra finger on each hand, microphthalmia, microcephaly, and cleft palate and lip. Which chromosome is most likely to be affected in this case?

      Your Answer: 9

      Correct Answer: 13

      Explanation:

      A newborn has been diagnosed with Patau syndrome, which is caused by an extra full copy of chromosome 13 (trisomy 13). This chromosomal abnormality often results in physical and mental disabilities, with distinguishing features including polydactyly, cleft lips and palates, microcephaly, and microphthalmia. Unfortunately, many infants with Patau syndrome do not survive beyond their first year of life. Those who do survive often experience intellectual and motor disabilities.

      Childhood syndromes are a group of medical conditions that affect children and are characterized by a set of common features. Patau syndrome, also known as trisomy 13, is a syndrome that is characterized by microcephaly, small eyes, cleft lip/palate, polydactyly, and scalp lesions. Edward’s syndrome, also known as trisomy 18, is characterized by micrognathia, low-set ears, rocker bottom feet, and overlapping of fingers. Fragile X syndrome is characterized by learning difficulties, macrocephaly, long face, large ears, and macro-orchidism. Noonan syndrome is characterized by a webbed neck, pectus excavatum, short stature, and pulmonary stenosis. Pierre-Robin syndrome is characterized by micrognathia, posterior displacement of the tongue, and cleft palate. Prader-Willi syndrome is characterized by hypotonia, hypogonadism, and obesity. William’s syndrome is characterized by short stature, learning difficulties, friendly, extrovert personality, and transient neonatal hypercalcaemia. Cri du chat syndrome, also known as chromosome 5p deletion syndrome, is characterized by a characteristic cry, feeding difficulties and poor weight gain, learning difficulties, microcephaly and micrognathism, and hypertelorism. It is important to note that Treacher-Collins syndrome is similar to Pierre-Robin syndrome, but it is autosomal dominant and usually has a family history of similar problems.

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  • Question 26 - Sophie, a 9-month-old with a confirmed non-IgE mediated allergy to cow's milk protein,...

    Incorrect

    • Sophie, a 9-month-old with a confirmed non-IgE mediated allergy to cow's milk protein, is seen in your allergy clinic. Her parents are worried about her long-term milk avoidance. At present, she is not consuming any milk-based products. What recommendations would you provide for treatment?

      Your Answer: Advise regular chlorpheniramine

      Correct Answer: Initiate the milk ladder starting with malted milk biscuits

      Explanation:

      Non IgE mediated cows milk protein allergy tends to resolve at a younger age compared to IgE mediated allergies in children.

      The milk ladder is a common approach for introducing milk into the diet of children with cows milk protein allergy, with gradual steps starting from malted milk biscuits and progressing to chocolate and yoghurt.

      It is not advisable to use Chlorpheniramine (piriton) as it can cause drowsiness in this age group. Additionally, an epipen is not necessary for non IgE mediated allergy.

      Understanding Cow’s Milk Protein Intolerance/Allergy

      Cow’s milk protein intolerance/allergy (CMPI/CMPA) is a condition that affects around 3-6% of children, typically presenting in the first 3 months of life in formula-fed infants. Both immediate and delayed reactions can occur, with CMPA used for immediate reactions and CMPI for mild-moderate delayed reactions. Symptoms include regurgitation, vomiting, diarrhea, urticaria, atopic eczema, colic symptoms, wheeze, chronic cough, and rarely, angioedema and anaphylaxis. Diagnosis is often clinical, with investigations including skin prick/patch testing and total IgE and specific IgE (RAST) for cow’s milk protein.

      Management for formula-fed infants includes using extensive hydrolyzed formula (eHF) milk as the first-line replacement formula for mild-moderate symptoms and amino acid-based formula (AAF) for severe CMPA or if no response to eHF. Around 10% of infants are also intolerant to soya milk. For breastfed infants, mothers should eliminate cow’s milk protein from their diet and consider prescribing calcium supplements to prevent deficiency. eHF milk can be used when breastfeeding stops until at least 6 months and up to 12 months of age.

      The prognosis for CMPI is usually good, with most children becoming milk tolerant by the age of 3-5 years. However, a challenge is often performed in a hospital setting as anaphylaxis can occur. It is important to refer infants with severe symptoms to a pediatrician for management. Understanding CMPI/CMPA and its management can help parents and healthcare providers provide appropriate care for affected children.

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  • Question 27 - Which one of the following statements regarding congenital inguinal hernias is accurate? ...

    Incorrect

    • Which one of the following statements regarding congenital inguinal hernias is accurate?

      Your Answer: The incidence in newborns is 0.1-0.2%

      Correct Answer: They are more common on the right side

      Explanation:

      Abdominal wall hernias occur when an organ or the fascia of an organ protrudes through the wall of the cavity that normally contains it. Risk factors for developing these hernias include obesity, ascites, increasing age, and surgical wounds. Symptoms of abdominal wall hernias include a palpable lump, cough impulse, pain, obstruction (more common in femoral hernias), and strangulation (which can compromise the bowel blood supply and lead to infarction). There are several types of abdominal wall hernias, including inguinal hernias (which account for 75% of cases and are more common in men), femoral hernias (more common in women and have a high risk of obstruction and strangulation), umbilical hernias (symmetrical bulge under the umbilicus), paraumbilical hernias (asymmetrical bulge), epigastric hernias (lump in the midline between umbilicus and xiphisternum), incisional hernias (which may occur after abdominal surgery), Spigelian hernias (rare and seen in older patients), obturator hernias (more common in females and can cause bowel obstruction), and Richter hernias (a rare type of hernia that can present with strangulation without symptoms of obstruction). In children, congenital inguinal hernias and infantile umbilical hernias are the most common types, with surgical repair recommended for the former and most resolving on their own for the latter.

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  • Question 28 - A 6-year-old girl with known sickle cell disease presents with pallor, back pain...

    Incorrect

    • A 6-year-old girl with known sickle cell disease presents with pallor, back pain and a 6-cm tender, enlarged spleen. She is anaemic with a raised reticulocyte count, and is moderately jaundiced.
      Which one of the following is the most likely diagnosis?

      Your Answer: Girdle syndrome

      Correct Answer: Splenic sequestration crisis

      Explanation:

      Differentiating Sickle Cell Disease Complications: A Guide

      Sickle cell disease is a genetic disorder that affects the shape of red blood cells, leading to a range of complications. Here is a guide to differentiating between some of the most common complications:

      Splenic Sequestration Crisis: This occurs when sickled red blood cells become trapped in the spleen, leading to abdominal pain, splenomegaly, and signs of anemia. It is most common in children aged 5 months to 2 years and may be associated with infection. Treatment involves fluid resuscitation and transfusion, with splenectomy advised for recurrent cases.

      Haemolytic Crisis: Chronic haemolysis is a feature of sickle cell disease, but worsening haemolysis may accompany acute deteriorations. This leads to a reduction in haemoglobin and an increase in unconjugated bilirubin. However, isolated haemolysis would not lead to abdominal pain and splenomegaly.

      Aplastic Crisis: This is a temporary cessation of red blood cell production, often associated with parvovirus B19 infection. Patients present with fatigue, pallor, shortness of breath, and low reticulocyte counts.

      Girdle Syndrome: This rare complication is characterised by an established ileus, with vomiting, distended abdomen, and absent bowel sounds. It is often associated with bilateral basal lung consolidation, but this patient does not exhibit these features.

      Painful Crisis: This is the most common reason for hospital admission in sickle cell disease patients. It is characterised by recurrent attacks of acute severe pain, triggered by sickling and vaso-occlusion. Splenomegaly is not a feature of painful crisis.

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  • Question 29 - A 65 year-old man with haemophilia A has just become a great-grandfather. He...

    Incorrect

    • A 65 year-old man with haemophilia A has just become a great-grandfather. He is curious about the likelihood of his great-grandson inheriting haemophilia. His granddaughter's partner is healthy and has no medical history.

      What is the probability of his great-grandson having haemophilia A?

      Your Answer: 25%

      Correct Answer: 50%

      Explanation:

      Understanding X-Linked Recessive Inheritance

      X-linked recessive inheritance is a genetic pattern where only males are affected, except in rare cases such as Turner’s syndrome. This type of inheritance is transmitted by heterozygote females, who are carriers of the gene mutation. Male-to-male transmission is not observed in X-linked recessive disorders. Affected males can only have unaffected sons and carrier daughters.

      If a female carrier has children, each male child has a 50% chance of being affected, while each female child has a 50% chance of being a carrier. It is important to note that the possibility of an affected father having children with a heterozygous female carrier is generally rare. However, in some Afro-Caribbean communities, G6PD deficiency is relatively common, and homozygous females with clinical manifestations of the enzyme defect are observed.

      In summary, X-linked recessive inheritance is a genetic pattern that affects only males and is transmitted by female carriers. Understanding this pattern is crucial in predicting the likelihood of passing on genetic disorders to future generations.

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  • Question 30 - You assess a neonate who is 2 hours old and was delivered via...

    Incorrect

    • You assess a neonate who is 2 hours old and was delivered via caesarean section. The mother had an elective caesarean section at 38-weeks due to an active herpes infection. During examination, the infant has a respiratory rate of 62 breaths per minute. A chest x-ray reveals hyperinflation and fluid in the horizontal fissure. What would be your management plan for this patient, considering the probable diagnosis?

      Your Answer: IV steroids

      Correct Answer: Observation and supportive care

      Explanation:

      Transient tachypnoea of the newborn can be identified through a chest x-ray which may reveal hyperinflation and fluid in the horizontal fissure. The appropriate management for this condition is observation and supportive care, including the administration of supplemental oxygen if necessary. Symptoms typically resolve on their own within a few days. The use of IV ceftriaxone, IV steroids, or urgent blood transfusion is not indicated in this case and therefore, incorrect.

      Understanding Transient Tachypnoea of the Newborn

      Transient tachypnoea of the newborn (TTN) is a common respiratory condition that affects newborns. It is caused by the delayed resorption of fluid in the lungs, which can lead to breathing difficulties. TTN is more common in babies born via caesarean section, as the fluid in their lungs may not be squeezed out during the birth process. A chest x-ray may show hyperinflation of the lungs and fluid in the horizontal fissure.

      The management of TTN involves observation and supportive care. In some cases, supplementary oxygen may be required to maintain oxygen saturation levels. However, TTN usually resolves within 1-2 days. It is important for healthcare professionals to monitor newborns with TTN closely and provide appropriate care to ensure a full recovery. By understanding TTN and its management, healthcare professionals can provide the best possible care for newborns with this condition.

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  • Question 31 - The parents of a 15-month-old boy visit their GP with concerns about his...

    Correct

    • The parents of a 15-month-old boy visit their GP with concerns about his eyes. They have noticed that in some photos there is no 'red eye' on the right side. Upon examination, the boy is found to have an esotropic strabismus and a loss of the red-reflex in the right eye. There is a family history of a grandparent who had an enucleation as a child.

      What is the probable diagnosis?

      Your Answer: Retinoblastoma

      Explanation:

      The absence of the red-reflex may be a symptom of a congenital cataract, but this condition is typically identified at birth or during routine infant screenings. Additionally, a congenital cataract would not account for the familial history of enucleation.

      Retinoblastoma is a prevalent type of eye cancer that is commonly found in children, with an average age of diagnosis at 18 months. It is caused by a loss of function of the retinoblastoma tumor suppressor gene on chromosome 13, which is inherited in an autosomal dominant pattern. About 10% of cases are hereditary. The most common presenting symptom is the absence of red-reflex, which is replaced by a white pupil (leukocoria). Other possible features include strabismus and visual problems.

      When it comes to managing retinoblastoma, enucleation is not the only option. Depending on how advanced the tumor is, other treatment options include external beam radiation therapy, chemotherapy, and photocoagulation. The prognosis for retinoblastoma is excellent, with over 90% of patients surviving into adulthood.

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  • Question 32 - A mother brings in her 4-week old male baby who was born at...

    Incorrect

    • A mother brings in her 4-week old male baby who was born at 30 weeks. He was discharged from neonatal intensive care unit 2 weeks ago. She reports that for the last 4 days, he has been refusing feed. This morning she noticed that he passed some bloody stools. On examination, the baby has a distended abdomen.
      What is the probable diagnosis?

      Your Answer: Meconium ileus

      Correct Answer: Necrotising enterocolitis

      Explanation:

      Feeding intolerance, abdominal distension, and bloody stools are among the early signs of necrotising enterocolitis, which is a high risk for preterm babies. Gastroesophageal reflux disease (GORD) does not cause abdominal distension and bloody stools, while duodenal atresia typically presents with bilious vomiting within the first day of life and does not cause bloody stools. Although hospital-acquired infection is a possibility, given the clinical picture and preterm status, ruling out necrotising enterocolitis should be the priority.

      Understanding Necrotising Enterocolitis

      Necrotising enterocolitis is a serious condition that is responsible for a significant number of premature infant deaths. The condition is characterized by symptoms such as feeding intolerance, abdominal distension, and bloody stools. If left untreated, these symptoms can quickly progress to more severe symptoms such as abdominal discolouration, perforation, and peritonitis.

      To diagnose necrotising enterocolitis, doctors often use abdominal x-rays. These x-rays can reveal a number of important indicators of the condition, including dilated bowel loops, bowel wall oedema, and intramural gas. Other signs that may be visible on an x-ray include portal venous gas, pneumoperitoneum resulting from perforation, and air both inside and outside of the bowel wall. In some cases, an x-ray may also reveal air outlining the falciform ligament, which is known as the football sign.

      Overall, understanding the symptoms and diagnostic indicators of necrotising enterocolitis is crucial for early detection and treatment of this serious condition. By working closely with healthcare professionals and following recommended screening protocols, parents and caregivers can help ensure the best possible outcomes for premature infants at risk for this condition.

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  • Question 33 - A 6-year-old girl's normal heart rate is which of the following? ...

    Correct

    • A 6-year-old girl's normal heart rate is which of the following?

      Your Answer: 80 – 120 bpm

      Explanation:

      Normal Heart Rate Range for Children

      The normal heart rate for a 6-year-old child would be between 80-120 beats per minute (bpm). It’s important to note that the normal heart rate range varies depending on the child’s age. For instance, a heart rate of 110-160 bpm would be normal for a child aged less than 1 year, while a heart rate of 60-100 bpm would be normal for a child aged over 12 years. For children aged between 1 and 2 years, a heart rate of 100-150 bpm is considered normal, while for those aged between 2 and 5 years, a heart rate of 95-140 bpm is normal. For children aged between 5 and 12 years, a heart rate of 80-120 bpm is normal. Knowing the normal heart rate range for children is essential in monitoring their health and detecting any abnormalities.

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  • Question 34 - A 3-week-old Somali male infant was brought to the paediatric Emergency Department by...

    Incorrect

    • A 3-week-old Somali male infant was brought to the paediatric Emergency Department by his mother who recently arrived in the UK. Due to inadequate antenatal care in their home country, the baby has been experiencing rapid breathing, poor feeding, and weight loss for the past 3 weeks. During examination, the baby displayed upslanting palpebral fissures, prominent inner epicanthal folds, a protuberant tongue, and single palmar creases. Additionally, an atypical murmur was heard. An urgent echocardiogram was performed, and the diagnosis was revealed. What is the most likely congenital cardiac abnormality in this baby?

      Your Answer: Patent ductus arteriosus

      Correct Answer: Atrioventricular septal defect

      Explanation:

      The most frequent congenital cardiac abnormality found in individuals with Down’s syndrome is atrioventricular septal defects. This baby, who displays typical syndromic features of Down’s syndrome, was not diagnosed during pregnancy due to inadequate antenatal care in Somalia. In the first few weeks of life, dyspnoea, failure to thrive, poor weight gain, and cyanosis can be common presentations. Although Tetralogy of Fallot can occur in Down’s syndrome, it is not the most common. Ventricular and atrial septal defects can also occur, but they are not as prevalent and do not align with the severity of this baby’s symptoms.

      Down’s syndrome is a genetic disorder that is characterized by various clinical features. These features include an upslanting of the palpebral fissures, epicanthic folds, Brushfield spots in the iris, a protruding tongue, small low-set ears, and a round or flat face. Additionally, individuals with Down’s syndrome may have a flat occiput, a single palmar crease, and a pronounced sandal gap between their big and first toe. Hypotonia, congenital heart defects, duodenal atresia, and Hirschsprung’s disease are also common in individuals with Down’s syndrome.

      Cardiac complications are also prevalent in individuals with Down’s syndrome, with multiple cardiac problems potentially present. The most common cardiac defect is the endocardial cushion defect, also known as atrioventricular septal canal defects, which affects 40% of individuals with Down’s syndrome. Other cardiac defects include ventricular septal defect, secundum atrial septal defect, tetralogy of Fallot, and isolated patent ductus arteriosus.

      Later complications of Down’s syndrome include subfertility, learning difficulties, short stature, repeated respiratory infections, hearing impairment from glue ear, acute lymphoblastic leukaemia, hypothyroidism, Alzheimer’s disease, and atlantoaxial instability. Males with Down’s syndrome are almost always infertile due to impaired spermatogenesis, while females are usually subfertile and have an increased incidence of problems with pregnancy and labour.

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  • Question 35 - A 35-year-old woman with a 4-month-old baby expresses concern that her friend's baby...

    Incorrect

    • A 35-year-old woman with a 4-month-old baby expresses concern that her friend's baby had a hip ultrasound but her own child has not. You inform her that hip ultrasounds are only offered to babies with certain risk factors for hip dysplasia.

      What is one of the risk factors for hip dysplasia?

      Your Answer: Ventouse delivery

      Correct Answer: Breech presentation

      Explanation:

      Developmental dysplasia of the hip (DDH) is more likely to occur in newborns who were in a breech presentation during pregnancy, as well as those with a family history of hip problems in early life. To screen for DDH, ultrasound is performed at 6 weeks of age for infants with these risk factors. Additionally, infants who test positive for the Barlow or Ortolani test are also sent for a hip ultrasound to check for DDH.

      Developmental dysplasia of the hip (DDH) is a condition that affects 1-3% of newborns and is more common in females, firstborn children, and those with a positive family history or breech presentation. It used to be called congenital dislocation of the hip (CDH). DDH is more often found in the left hip and can be bilateral in 20% of cases. Screening for DDH is recommended for infants with certain risk factors, and all infants are screened using the Barlow and Ortolani tests at the newborn and six-week baby check. Clinical examination includes testing for leg length symmetry, restricted hip abduction, and knee level when hips and knees are flexed. Ultrasound is used to confirm the diagnosis if clinically suspected, but x-ray is the first line investigation for infants over 4.5 months. Management includes the use of a Pavlik harness for children under 4-5 months and surgery for older children with unstable hips.

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  • Question 36 - A 4-year-old boy is brought to his General Practitioner (GP) by his mother....

    Incorrect

    • A 4-year-old boy is brought to his General Practitioner (GP) by his mother. She is concerned that he has had consistently delayed motor milestones and that he has severe behavioural difficulties. To stand up from a sitting position, he first kneels on all fours and then uses his hands to ‘walk himself up’. The GP notices that the child has hypertrophy of his calf muscles.
      Which of the following tests is useful in the diagnosis of the underlying condition?
      Select the SINGLE most useful test from the list below.

      Your Answer: MRI head

      Correct Answer: Creatine kinase

      Explanation:

      Diagnostic Tests for Duchenne Muscular Dystrophy and Wilson’s Disease

      Duchenne muscular dystrophy (DMD) and Wilson’s disease are two conditions that can present with non-specific symptoms. Here, we discuss the diagnostic tests used to identify these conditions.

      DMD is an X-linked recessive condition that predominantly affects males. Diagnosis is usually made by significantly elevated creatine kinase levels and genetic testing. Muscle biopsy may also be required. Symptoms usually present by age three and include delayed walking, muscle weakness, pseudohypertrophy of calf muscles, and learning difficulties. An MRI spine or head is not helpful in diagnosis as DMD is not caused by a central nervous system or spinal pathology.

      Wilson’s disease often presents with signs of liver failure and non-specific symptoms such as tiredness, weight loss, and abdominal pain. Neurological symptoms such as tremors, loss of motor skills, and behavioural problems are more common in teenagers and adults. Diagnosis is made by measuring serum caeruloplasmin levels and genetic testing.

      In summary, elevated creatine kinase levels and genetic testing are used to diagnose DMD, while serum caeruloplasmin levels and genetic testing are used to diagnose Wilson’s disease. MRI scans are not helpful in the diagnosis of either condition.

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      • Paediatrics
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  • Question 37 - A 30-year-old man is advised on the genetics of Huntington's disease. What is...

    Incorrect

    • A 30-year-old man is advised on the genetics of Huntington's disease. What is the best explanation for the concept of anticipation?

      Your Answer: Less severe disease in successive generations

      Correct Answer: Earlier age of onset in successive generations

      Explanation:

      Trinucleotide repeat disorders exhibit earlier onset in successive generations due to anticipation, which is often accompanied by an escalation in symptom severity.

      Trinucleotide repeat disorders are genetic conditions that occur due to an abnormal number of repeats of a repetitive sequence of three nucleotides. These expansions are unstable and can enlarge, leading to an earlier age of onset in successive generations, a phenomenon known as anticipation. In most cases, an increase in the severity of symptoms is also observed. It is important to note that these disorders are predominantly neurological in nature.

      Examples of trinucleotide repeat disorders include Fragile X, Huntington’s, myotonic dystrophy, Friedreich’s ataxia, spinocerebellar ataxia, spinobulbar muscular atrophy, and dentatorubral pallidoluysian atrophy. Friedreich’s ataxia is unique in that it does not demonstrate anticipation.

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  • Question 38 - A newborn who was born prematurely at 34 weeks gestation is now under...

    Incorrect

    • A newborn who was born prematurely at 34 weeks gestation is now under the care of the Practice. The baby did not experience any significant complications, such as respiratory issues, after birth. How should routine childhood vaccinations be administered?

      Your Answer: Start immunisations at 3 months old

      Correct Answer: Give according to chronological age

      Explanation:

      It is recommended that premature babies receive their routine vaccinations based on their chronological age, without any adjustment for their gestational age. However, if a baby was born before 28 weeks of gestation, it is advisable to administer their initial immunizations while they are still in the hospital to minimize the risk of apnea.

      Immunisation is the process of administering vaccines to protect individuals from infectious diseases. The Department of Health has provided guidance on the safe administration of vaccines in its publication ‘Immunisation against infectious disease’ in 2006. The guidance outlines general contraindications to immunisation, such as confirmed anaphylactic reactions to previous doses of a vaccine containing the same antigens or another component contained in the relevant vaccine. Vaccines should also be delayed in cases of febrile illness or intercurrent infection. Live vaccines should not be administered to pregnant women or individuals with immunosuppression.

      Specific vaccines may have their own contraindications, such as deferring DTP vaccination in children with an evolving or unstable neurological condition. However, there are no contraindications to immunisation for individuals with asthma or eczema, a history of seizures (unless associated with fever), or a family history of autism. Additionally, previous natural infections with pertussis, measles, mumps, or rubella do not preclude immunisation. Other factors such as neurological conditions like Down’s or cerebral palsy, low birth weight or prematurity, and patients on replacement steroids (e.g. CAH) also do not contraindicate immunisation.

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  • Question 39 - A 9-year-old boy with asthma comes to the clinic with his mother, who...

    Incorrect

    • A 9-year-old boy with asthma comes to the clinic with his mother, who is worried about his breathing problems. He has an oxygen saturation of 90%, his chest is slightly wheezy, but there is weak inspiratory effort, and his lips are pale.
      What is the probable classification of the acute asthma exacerbation?

      Your Answer: Acute severe asthma

      Correct Answer: Life-threatening acute asthma

      Explanation:

      The child is experiencing life-threatening acute asthma, which is a medical emergency. This is defined as having any of the following features: SpO2 below 92%, peak expiratory flow below 33% of the best or predicted, silent chest, cyanosis, poor respiratory effort, hypotension, exhaustion, or confusion. Therefore, 999 should be called immediately. This is not moderate or mild acute asthma, nor is it acute severe asthma, as the child is showing signs of cyanosis. Acute severe asthma is defined as having any of the following: SpO2 between 33-50% of the best or predicted, inability to complete sentences in one breath or too breathless to talk or feed, heart rate above 125 beats/min (for ages over 5) or above 140 beats/min (for ages 1-5), or respiratory rate above 30 breaths/min (for ages over 5) or above 40 breaths/min (for ages 1-5).

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  • Question 40 - You are speaking to a 26-year-old man who is known to have haemophilia...

    Correct

    • You are speaking to a 26-year-old man who is known to have haemophilia A. His wife has had genetic testing and was found not to be a carrier of haemophilia. He asks you what the chances are of his future children developing haemophilia. What is the correct answer?

      Your Answer: 0%

      Explanation:

      If the mother is not a carrier of the X-linked recessive condition, so there is no risk of future children developing haemophilia. However, any daughters the father has will be carriers. Male-to-male transmission is not possible, and affected males can only have unaffected sons and carrier daughters.

      Understanding X-Linked Recessive Inheritance

      X-linked recessive inheritance is a genetic pattern where only males are affected, except in rare cases such as Turner’s syndrome. This type of inheritance is transmitted by heterozygote females, who are carriers of the gene mutation. Male-to-male transmission is not observed in X-linked recessive disorders. Affected males can only have unaffected sons and carrier daughters.

      If a female carrier has children, each male child has a 50% chance of being affected, while each female child has a 50% chance of being a carrier. It is important to note that the possibility of an affected father having children with a heterozygous female carrier is generally rare. However, in some Afro-Caribbean communities, G6PD deficiency is relatively common, and homozygous females with clinical manifestations of the enzyme defect are observed.

      In summary, X-linked recessive inheritance is a genetic pattern that affects only males and is transmitted by female carriers. Understanding this pattern is crucial in predicting the likelihood of passing on genetic disorders to future generations.

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  • Question 41 - A 6-year-old girl from a travelling community is brought to the Emergency Department...

    Incorrect

    • A 6-year-old girl from a travelling community is brought to the Emergency Department with respiratory distress. Upon examination, she has a fever of 38.5ºC, stridor, and appears toxic. The medical team suspects acute epiglottitis. Which of the following pathogens is the most probable cause?

      Your Answer: Streptococcus pneumoniae

      Correct Answer: Haemophilus influenzae

      Explanation:

      Incomplete immunisation may be a concern for patients belonging to travelling communities with regards to acute epiglottitis caused by Haemophilus influenzae type B.

      Acute epiglottitis is a rare but serious infection caused by Haemophilus influenzae type B. It is important to recognize and treat it promptly as it can lead to airway obstruction. Although it was once considered a disease of childhood, it is now more common in adults in the UK due to the immunization program. The incidence of epiglottitis has decreased since the introduction of the Hib vaccine. Symptoms include a rapid onset, high temperature, stridor, drooling of saliva, and a tripod position where the patient leans forward and extends their neck to breathe easier. Diagnosis is made by direct visualization, but x-rays may be done to rule out a foreign body.

      Immediate senior involvement is necessary, including those who can provide emergency airway support such as anaesthetics or ENT. Endotracheal intubation may be necessary to protect the airway. It is important not to examine the throat if epiglottitis is suspected due to the risk of acute airway obstruction. The diagnosis is made by direct visualization, but only senior staff who are able to intubate if necessary should perform this. Treatment includes oxygen and intravenous antibiotics.

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  • Question 42 - At what age would a typical infant develop the skill of crawling? ...

    Correct

    • At what age would a typical infant develop the skill of crawling?

      Your Answer: 9 months

      Explanation:

      Gross Motor Developmental Milestones

      Gross motor skills refer to the ability to use large muscles in the body for activities such as crawling, walking, running, and jumping. These skills are essential for a child’s physical development and are achieved through a series of developmental milestones.
      At 3 months, a baby should have little or no head lag when pulled to sit and should have good head control when lying on their abdomen. By 6 months, they should be able to lift and grasp their feet when lying on their back, pull themselves to a sitting position, and roll from front to back. At 9 months, they should be able to pull themselves to a standing position and crawl. By 12 months, they should be able to cruise and walk with one hand held. At 18 months, they should be able to walk unsupported and squat to pick up a toy. By 2 years, they should be able to run and walk up and down stairs holding onto a rail. At 3 years, they should be able to ride a tricycle using pedals and walk up stairs without holding onto a rail. By 4 years, they should be able to hop on one leg.

      It is important to note that while the majority of children crawl on all fours before walking, some children may bottom-shuffle, which is a normal variant that runs in families. These milestones serve as a guide for parents and healthcare professionals to monitor a child’s physical development and identify any potential delays or concerns.

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  • Question 43 - Which one of the following is not included in the core Adolescent Health...

    Incorrect

    • Which one of the following is not included in the core Adolescent Health Promotion Program as outlined in the National Service Framework for Children?

      Your Answer: Heel-prick test at 5-9 days

      Correct Answer: 8-9 month surveillance review

      Explanation:

      The regular surveillance evaluations that were conducted at 8 months, 2 years, and 3-4 years have been discontinued. Nevertheless, if a child is considered to be in a vulnerable situation, it is recommended to conduct more frequent assessments.

      Child Health Surveillance in the UK

      Child health surveillance in the UK involves a series of checks and tests to ensure the well-being of children from before birth to pre-school age. During the antenatal period, healthcare professionals ensure that the baby is growing properly and check for any maternal infections that may affect the baby. An ultrasound scan is also performed to detect any fetal abnormalities, and blood tests are done to check for neural tube defects.

      After birth, a clinical examination of the newborn is conducted, and a hearing screening test is performed. The mother is given a Personal Child Health Record, which contains important information about the child’s health. Within the first month, a heel-prick test is done to check for hypothyroidism, PKU, metabolic diseases, cystic fibrosis, and medium-chain acyl Co-A dehydrogenase deficiency (MCADD). A midwife visit may also be conducted within the first four weeks.

      In the following months, health visitor input is provided, and a GP examination is done at 6-8 weeks. Routine immunisations are also given during this time. Ongoing monitoring of growth, vision, and hearing is conducted, and health professionals provide advice on immunisations, diet, and accident prevention.

      In pre-school, a national orthoptist-led programme for pre-school vision screening is set to be introduced. Overall, child health surveillance in the UK aims to ensure that children receive the necessary care and attention to promote their health and well-being.

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  • Question 44 - A 42-year-old multiparous woman undergoes an 11-week gestation dating scan revealing a live...

    Incorrect

    • A 42-year-old multiparous woman undergoes an 11-week gestation dating scan revealing a live fetus with several abnormalities such as choroid plexus cysts, clenched hands, rocker bottom feet, and a small placenta. What is the probable abnormality?

      Your Answer: Triploidy

      Correct Answer: Edwards syndrome (Trisomy 18)

      Explanation:

      A newborn has micrognathia, low-set ears, rocker bottom feet, and overlapping fingers, which are indicative of Edwards Syndrome. This condition, also known as Trisomy 18, is the second most common trisomy after Down Syndrome. Unfortunately, the outcome for infants with Edwards Syndrome is poor, with many dying in-utero and few surviving beyond one week. There are several ultrasound markers that suggest Edwards Syndrome, including cardiac malformations, choroid plexus cysts, neural tube defects, abnormal hand and feet position, exomphalos, growth restriction, single umbilical artery, polyhydramnios, and small placenta. While these markers are not specific to Edwards Syndrome, they increase the likelihood of diagnosis when present together. To confirm the diagnosis, karyotype analysis of placental or amniotic fluid should be performed with patient consent. Infections such as rubella, cytomegalovirus, and varicella zoster should also be considered in the differential diagnosis of multiple fetal abnormalities, and maternal viral serology may be helpful in diagnosis.

      Childhood syndromes are a group of medical conditions that affect children and are characterized by a set of common features. Patau syndrome, also known as trisomy 13, is a syndrome that is characterized by microcephaly, small eyes, cleft lip/palate, polydactyly, and scalp lesions. Edward’s syndrome, also known as trisomy 18, is characterized by micrognathia, low-set ears, rocker bottom feet, and overlapping of fingers. Fragile X syndrome is characterized by learning difficulties, macrocephaly, long face, large ears, and macro-orchidism. Noonan syndrome is characterized by a webbed neck, pectus excavatum, short stature, and pulmonary stenosis. Pierre-Robin syndrome is characterized by micrognathia, posterior displacement of the tongue, and cleft palate. Prader-Willi syndrome is characterized by hypotonia, hypogonadism, and obesity. William’s syndrome is characterized by short stature, learning difficulties, friendly, extrovert personality, and transient neonatal hypercalcaemia. Cri du chat syndrome, also known as chromosome 5p deletion syndrome, is characterized by a characteristic cry, feeding difficulties and poor weight gain, learning difficulties, microcephaly and micrognathism, and hypertelorism. It is important to note that Treacher-Collins syndrome is similar to Pierre-Robin syndrome, but it is autosomal dominant and usually has a family history of similar problems.

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  • Question 45 - A 10-year-old girl presents to the Emergency Department after suffering a head injury...

    Incorrect

    • A 10-year-old girl presents to the Emergency Department after suffering a head injury falling from a tree. She has remained conscious and her Glasgow Coma Score (GCS) has been 15 since the accident. She is not vomiting.
      On examination, there is no focal neurological deficit. An area of bruising is seen behind her left ear and she has a headache. No other injuries are observed.
      What is the most appropriate initial investigation for this patient?

      Your Answer: Skull X-ray

      Correct Answer: Computed tomography (CT) head

      Explanation:

      The patient requires a CT head scan within an hour of the accident, as per NICE guidelines. A basal skull fracture, which can be fatal, may be caused by high-impact mechanisms and can present with symptoms such as bruising behind the ear, bruising around the eyes, blood behind the eardrum, or cerebral spinal fluid rhinorrhoea. Optic-nerve entrapment may also occur if the fracture is displaced, leading to changes in vision. Patients are at an increased risk of developing meningitis. An MRI head is not the primary investigation of choice for acute clinically important brain injuries due to safety, logistic, and resource reasons. A lateral cervical spine X-ray may be required for a thorough assessment of the C-spine, but a CT head and neck would be easier to perform if imaging of the neck is necessary. A plain skull X-ray may be used for non-accidental brain injury in children to avoid high-dose radiation from a CT scan, but it should not be used to diagnose brain trauma without consulting a neuroscience unit. If red flags are present, a CT head is necessary to exclude severe intracranial pathology.

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  • Question 46 - A 3-month-old baby boy is brought to the hospital with suspected meningitis. His...

    Incorrect

    • A 3-month-old baby boy is brought to the hospital with suspected meningitis. His parents report that he has been feverish and lethargic for the past day. During the examination, his temperature is recorded as 39.5ºC, heart rate is 165/min, and respiratory rate is 52/min. The anterior fontanelle is visibly swollen, but no petechial rash is observed. Apart from cefotaxime, what other intravenous antibiotic should be administered?

      Your Answer: Rifampicin

      Correct Answer: Amoxicillin

      Explanation:

      To ensure coverage for Listeria, it is recommended to administer IV amoxicillin along with cefotaxime when treating meningitis in children under 3 months of age.

      Investigation and Management of Meningitis in Children

      Meningitis is a serious condition that can affect children. When investigating meningitis, it is important to note any contraindications to lumbar puncture, such as signs of raised intracranial pressure, focal neurological signs, papilloedema, significant bulging of the fontanelle, disseminated intravascular coagulation, or signs of cerebral herniation. For patients with meningococcal septicaemia, a lumbar puncture is contraindicated, and blood cultures and PCR for meningococcus should be obtained instead.

      The management of meningitis in children involves administering antibiotics, such as IV amoxicillin (or ampicillin) and IV cefotaxime for children under three months, and IV cefotaxime (or ceftriaxone) for children over three months. Steroids should be considered if the lumbar puncture reveals certain findings, such as purulent cerebrospinal fluid, a high white blood cell count, or bacteria on Gram stain. Fluids should be administered to treat shock, and cerebral monitoring should be conducted, including mechanical ventilation if necessary.

      It is also important to notify public health authorities and administer antibiotic prophylaxis to contacts. Ciprofloxacin is now preferred over rifampicin for this purpose. Overall, prompt and appropriate management of meningitis in children is crucial for ensuring the best possible outcomes.

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  • Question 47 - A 6-month-old baby girl is brought to her General Practitioner by her mother....

    Incorrect

    • A 6-month-old baby girl is brought to her General Practitioner by her mother. She had a runny nose for two days and has had a cough for three days. She has not been feeding as much as usual.
      On examination, her temperature is 38.2 °C. Her respiratory rate is slightly raised. On auscultation of the chest, she has a widespread wheeze and crepitations. Her other observations are within normal limits.
      What is the most likely diagnosis?

      Your Answer: Viral upper respiratory tract infection

      Correct Answer: Bronchiolitis

      Explanation:

      Distinguishing between respiratory illnesses in children: A guide

      When a child presents with respiratory symptoms, it can be difficult to determine the underlying cause. Here, we will discuss the key features of several common respiratory illnesses in children and how to differentiate between them.

      Bronchiolitis is characterized by coryzal symptoms followed by a persistent cough, tachypnea, chest recession, and wheezing or crepitations on auscultation. A low-grade fever and reduced feeding may also be present.

      Croup is a viral upper airway infection that causes a barking cough, predominantly inspiratory stridor, hoarse voice, intercostal or sternal indrawing, fever, and coryzal symptoms.

      Asthma typically presents with shortness of breath, cough, wheeze, and chest tightness, and is more common in children over two years old.

      Acute epiglottitis is an insidious but rapidly progressive airway emergency that causes fever, sore throat, odynophagia, muffled voice, dysphagia, dyspnea, respiratory distress, dysphonia, and stridor. The child may sit in a tripod position to maximize airway opening.

      A viral upper respiratory tract infection may cause coryzal symptoms, cough, and fever, but crepitations on auscultation would not be expected.

      By understanding the key features of these respiratory illnesses, healthcare providers can make a more accurate diagnosis and provide appropriate treatment.

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  • Question 48 - A 7-year-old boy comes to his General Practitioner with his mother, having just...

    Correct

    • A 7-year-old boy comes to his General Practitioner with his mother, having just woken up from a nap and experienced twitching of the left side of his mouth. He complains of a ‘buzzing’ sensation in his lips. His speech is unclear and he drooled from the left side of his mouth. His symptoms resolved within two minutes and he remained conscious throughout the episode.
      What is the most probable diagnosis?

      Your Answer: Benign rolandic epilepsy (BRE)

      Explanation:

      Types of Epilepsy: Characteristics and Differences

      Epilepsy is a neurological disorder characterized by recurrent seizures. There are different types of epilepsy, each with its own set of clinical features and diagnostic criteria. Here are some of the most common types of epilepsy and their distinguishing characteristics:

      Benign Rolandic Epilepsy (BRE)
      BRE, also known as childhood epilepsy with centrotemporal spikes, is characterized by seizures that often occur during sleep or just before waking. Children may experience paraesthesia of their lips, tongue, or the inside of their mouth, which can interfere with speech and cause drooling. Twitching of one side of the mouth or face often develops, followed by twitching in the limbs on the same side. Seizures typically last less than two minutes, and the child remains conscious.

      Absence Seizures
      Absence seizures are a form of generalized epilepsy that impairs consciousness. Children are most commonly affected, and the seizures usually last only a few seconds but may occur many times a day. During the absence, the child stops activity and stares blankly, not responding to questions. There may be lip-smacking or facial tics. An EEG will reveal a characteristic spike-and-wave activity.

      Temporal Lobe Epilepsy (TLE)
      TLE is characterized by partial and/or focal seizures that may be simple or complex, with some loss of awareness. The clinical features of TLE reflect the function of the temporal lobe, primarily speech, taste, smell, and memory. Presentations may include déjà vu, gastrointestinal disturbance, amnesia during an attack, olfactory or gustatory hallucinations, and abnormal sensations crawling up the body. Repetitive vocalizations, automatism, and lip-smacking may be seen.

      Juvenile Myoclonic Epilepsy (JME)
      JME describes generalized epilepsy that impairs consciousness. JME usually presents in later childhood, with a peak onset at 10–16 years. The defining seizure is myoclonic and usually occurs in the first hour after waking. These seizures occur as sudden jerks, which commonly involve the arms and/or trunk. However, any muscle may be affected. The patient is generally conscious while myoclonic jerks are occurring. Generalized tonic-clonic seizures often accompany myoclonic seizures in JME, which may lead to reduced consciousness.

      Infantile Spasms
      Infantile spasms develop in the first year of life, with peak

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  • Question 49 - A 9-year-old boy is being evaluated at the Enuresis clinic. Despite using an...

    Incorrect

    • A 9-year-old boy is being evaluated at the Enuresis clinic. Despite using an enuresis alarm for the past three months, he continues to wet the bed at night. He has no issues with urination during the day and has a daily bowel movement. What treatment option is most probable to be suggested?

      Your Answer: Cognitive behavioural therapy

      Correct Answer: Desmopressin

      Explanation:

      Nocturnal enuresis, or bedwetting, is when a child involuntarily urinates during the night. Most children achieve continence by the age of 3 or 4, so enuresis is defined as the involuntary discharge of urine in a child aged 5 or older without any underlying medical conditions. Enuresis can be primary, meaning the child has never achieved continence, or secondary, meaning the child has been dry for at least 6 months before.

      When managing bedwetting, it’s important to look for any underlying causes or triggers, such as constipation, diabetes mellitus, or recent onset UTIs. General advice includes monitoring fluid intake and encouraging regular toileting patterns, such as emptying the bladder before sleep. Reward systems, like star charts, can also be helpful, but should be given for agreed behavior rather than dry nights.

      The first-line treatment for bedwetting is an enuresis alarm, which has a high success rate. These alarms have sensor pads that detect wetness and wake the child up to use the toilet. If short-term control is needed, such as for sleepovers, or if the alarm is ineffective or not acceptable to the family, desmopressin may be prescribed. Overall, managing bedwetting involves identifying any underlying causes and implementing strategies to promote continence.

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  • Question 50 - A 7-year-old child is brought to see you by his parents, who are...

    Incorrect

    • A 7-year-old child is brought to see you by his parents, who are concerned because he still wets his bed every night. A urine culture is normal; urine is negative for glucose and protein.
      What would be the most appropriate approach to managing this child's bedwetting?

      Your Answer: Oral imipramine

      Correct Answer: Reassurance to parents with general advice

      Explanation:

      Understanding and Managing Nocturnal Enuresis in Children

      Nocturnal enuresis, or bedwetting, is a common issue among children. While it can sometimes be caused by an underlying medical condition, such as a urinary tract infection or diabetes, in most cases it is simply a developmental issue that will resolve on its own over time.

      It is important to have a medical evaluation to rule out any underlying medical conditions, but once those have been ruled out, treatment is generally not recommended until the child is at least six years old. In the meantime, parents can use star charts and enuresis alarms to help motivate their child to stay dry at night.

      It is also important to consider any psychological issues that may be contributing to the problem. Parents should ask their child about their school performance, friendships, and home life, and try to speak to the child alone if possible to get a better understanding of any stressors that may be affecting them.

      There is no need for a referral for an ultrasound scan unless there is a suspicion of a structural abnormality. Desmopressin nasal spray can be prescribed for short-term relief, but oral imipramine is no longer recommended. Prophylactic antibiotics are also not indicated for nocturnal enuresis.

      Overall, parents should be reassured that bedwetting is a common issue that many children experience, and with time and patience, it will likely resolve on its own.

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  • Question 51 - As a foundation doctor on the neonatal ward, you conduct a newborn examination...

    Incorrect

    • As a foundation doctor on the neonatal ward, you conduct a newborn examination on a six hour old infant. The baby was delivered vaginally at 38 weeks with no risk factors for sepsis and no maternal concerns. The baby was born in a healthy condition, with good tone. However, you observe cyanosis in the peripheries, while the rest of the examination appears normal. Pre and post ductal oxygen saturations are at 97%. What is the probable diagnosis?

      Your Answer: Pulmonary hypertension

      Correct Answer: Acrocyanosis

      Explanation:

      Cyanosis, a bluish discoloration of the skin, is a common occurrence in newborns. Peripheral cyanosis, which affects the hands and feet, is often seen in the first 24 hours of life and can be caused by crying or illness. Central cyanosis, on the other hand, is a more serious condition that occurs when the concentration of reduced hemoglobin in the blood exceeds 5g/dl. To differentiate between cardiac and non-cardiac causes of central cyanosis, doctors may use the nitrogen washout test, which involves giving the infant 100% oxygen for ten minutes and then measuring arterial blood gases. A pO2 of less than 15 kPa indicates cyanotic congenital heart disease, which can be caused by conditions such as tetralogy of Fallot, transposition of the great arteries, and tricuspid atresia.

      If cyanotic congenital heart disease is suspected, initial management involves supportive care and the use of prostaglandin E1, such as alprostadil, to maintain a patent ductus arteriosus in ductal-dependent congenital heart defects. This can serve as a temporary measure until a definitive diagnosis is made and surgical correction is performed.

      Acrocyanosis, a type of peripheral cyanosis, is a benign condition that is often seen in healthy newborns. It is characterized by bluish discoloration around the mouth and extremities, such as the hands and feet, and is caused by vasomotor changes that result in peripheral vasoconstriction and increased tissue oxygen extraction. Unlike other causes of peripheral cyanosis that may indicate significant pathology, such as septic shock, acrocyanosis occurs immediately after birth in healthy infants and typically resolves within 24 to 48 hours.

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  • Question 52 - A 5-year-old child is brought to the Paediatric department by his grandmother. He...

    Incorrect

    • A 5-year-old child is brought to the Paediatric department by his grandmother. He has developed a very high fever and is breathing with a high-pitched sound. His grandmother is very worried as she has tried to get him to drink some water and take paracetamol this morning, but he is drooling and refuses to take anything orally. The child is Spanish speaking, however, his grandmother translates that he feels too hot and his chest hurts.

      What is the most suitable initial step in managing this child's condition?

      Your Answer: IV hydrocortisone

      Correct Answer: Call anaesthetics

      Explanation:

      Acute epiglottitis is characterized by the sudden onset of fever, drooling, and stridor in a child. It is important to immediately call anaesthetics as there is a high risk of airway obstruction if the child becomes upset. The Hib vaccination is widely available and subsidized in many countries, including Poland where it has been available since the 1990s.

      Humidified oxygen is commonly used to manage bronchiolitis, but it should be avoided in patients with suspected epiglottitis as it may cause distress and worsen the airway obstruction. IV hydrocortisone is not a first-line treatment for epiglottitis and cannulating a patient before securing their airway or having anaesthetics present is not recommended.

      Nebulized salbutamol is useful for treating viral wheezing or asthma exacerbations, which present with an expiratory wheeze and fever, but not drooling. However, it should not be administered to a child with suspected epiglottitis until their airway is secured by anaesthetics to prevent further complications.

      Acute epiglottitis is a rare but serious infection caused by Haemophilus influenzae type B. It is important to recognize and treat it promptly as it can lead to airway obstruction. Although it was once considered a disease of childhood, it is now more common in adults in the UK due to the immunization program. The incidence of epiglottitis has decreased since the introduction of the Hib vaccine. Symptoms include a rapid onset, high temperature, stridor, drooling of saliva, and a tripod position where the patient leans forward and extends their neck to breathe easier. Diagnosis is made by direct visualization, but x-rays may be done to rule out a foreign body.

      Immediate senior involvement is necessary, including those who can provide emergency airway support such as anaesthetics or ENT. Endotracheal intubation may be necessary to protect the airway. It is important not to examine the throat if epiglottitis is suspected due to the risk of acute airway obstruction. The diagnosis is made by direct visualization, but only senior staff who are able to intubate if necessary should perform this. Treatment includes oxygen and intravenous antibiotics.

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  • Question 53 - A newborn boy is born via emergency caesarean section at 42 weeks and...

    Incorrect

    • A newborn boy is born via emergency caesarean section at 42 weeks and 5 days due to fetal tachycardia and thick meconium-stained amniotic fluid. The mother received intrapartum antibiotics as she was known to be colonized with group B streptococcus. The infant presents with cyanosis, tachypnea, and chest wall retraction. A chest X-ray reveals patchy infiltrates and atelectasis. What is the probable diagnosis?

      Your Answer: Surfactant deficiency

      Correct Answer: Meconium aspiration syndrome

      Explanation:

      Transient tachypnoea of the newborn does not exhibit cyanosis or chest X-ray changes. Preterm deliveries are usually associated with surfactant deficiency.

      Understanding Meconium Aspiration Syndrome

      Meconium aspiration syndrome is a condition that affects newborns and causes respiratory distress due to the presence of meconium in the trachea. This condition typically occurs in the immediate neonatal period and is more common in post-term deliveries, with rates of up to 44% reported in babies born after 42 weeks. The severity of the respiratory distress can vary, but it can be quite severe in some cases.

      There are several risk factors associated with meconium aspiration syndrome, including a history of maternal hypertension, pre-eclampsia, chorioamnionitis, smoking, or substance abuse. These risk factors can increase the likelihood of a baby developing this condition. It is important for healthcare providers to be aware of these risk factors and to monitor newborns closely for signs of respiratory distress.

      Overall, meconium aspiration syndrome is a serious condition that requires prompt medical attention. With proper management and treatment, however, most babies are able to recover fully and go on to lead healthy lives. By understanding the risk factors and symptoms associated with this condition, healthcare providers can help ensure that newborns receive the care they need to thrive.

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      • Paediatrics
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  • Question 54 - At what age would a typical infant develop the capability to sit upright...

    Incorrect

    • At what age would a typical infant develop the capability to sit upright without assistance?

      Your Answer: 12 months

      Correct Answer: 6-8 months

      Explanation:

      The answer, which is typically 7-8 months, differs slightly from the 6 months stated in the MRCPCH Development Guide.

      Gross Motor Developmental Milestones

      Gross motor skills refer to the ability to use large muscles in the body for activities such as crawling, walking, running, and jumping. These skills are essential for a child’s physical development and are achieved through a series of developmental milestones.
      At 3 months, a baby should have little or no head lag when pulled to sit and should have good head control when lying on their abdomen. By 6 months, they should be able to lift and grasp their feet when lying on their back, pull themselves to a sitting position, and roll from front to back. At 9 months, they should be able to pull themselves to a standing position and crawl. By 12 months, they should be able to cruise and walk with one hand held. At 18 months, they should be able to walk unsupported and squat to pick up a toy. By 2 years, they should be able to run and walk up and down stairs holding onto a rail. At 3 years, they should be able to ride a tricycle using pedals and walk up stairs without holding onto a rail. By 4 years, they should be able to hop on one leg.

      It is important to note that while the majority of children crawl on all fours before walking, some children may bottom-shuffle, which is a normal variant that runs in families. These milestones serve as a guide for parents and healthcare professionals to monitor a child’s physical development and identify any potential delays or concerns.

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  • Question 55 - A 7-year-old girl presents to her General Practitioner with worsening pain in her...

    Incorrect

    • A 7-year-old girl presents to her General Practitioner with worsening pain in her right ear. She presented four days ago and was diagnosed with otitis media; she was then discharged with return advice. On examination, she is febrile. She has a normal ear canal and a bulging, red tympanic membrane. Behind the right pinna, there is an area of redness and swelling.
      What is the most appropriate management option for this patient?

      Your Answer: Send home with advice to return if the area of redness spreads

      Correct Answer: Referral to hospital

      Explanation:

      Referral to Hospital for Mastoiditis: Explanation and Recommendations

      Mastoiditis is a serious complication of otitis media that requires prompt medical attention. In this condition, the infection spreads to the mastoid bone behind the ear, causing pain, swelling, and redness. If left untreated, mastoiditis can lead to life-threatening complications such as meningitis or intracranial abscess. Therefore, it is essential to refer patients with suspected mastoiditis to hospital for further assessment and treatment.

      Diagnosis of mastoiditis is based on clinical examination, which may include a CT scan to evaluate the extent of the infection. Treatment typically involves intravenous antibiotics, such as ceftriaxone and metronidazole, administered in hospital. Oral antibiotics, such as flucloxacillin or amoxicillin, are not effective for mastoiditis and should not be prescribed in this condition.

      Patients with mastoiditis may also experience systemic symptoms, such as fever, malaise, or headache. Therefore, it is important to monitor their condition closely and provide appropriate supportive care, such as pain relief or hydration.

      In summary, referral to hospital is the recommended course of action for patients with suspected mastoiditis. This ensures timely and effective treatment, reduces the risk of complications, and improves outcomes for the patient.

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  • Question 56 - A mother brings her 10-month-old child to surgery, worried that he is not...

    Incorrect

    • A mother brings her 10-month-old child to surgery, worried that he is not meeting developmental milestones compared to her friends' children. Upon observation, the child is able to sit without support but shows minimal interest in exploring his surroundings. He has a basic pincer grip, seems hesitant to engage with others, and only says mama. How would you describe his developmental progress?

      Your Answer: Isolated delay in gross motor skills

      Correct Answer: Normal development

      Explanation:

      Common Developmental Problems and Possible Causes

      Developmental problems can manifest in various ways, including referral points such as not smiling at 10 weeks, inability to sit unsupported at 12 months, and failure to walk at 18 months. Fine motor skill problems may also arise, such as abnormal hand preference before 12 months, which could indicate cerebral palsy. Gross motor problems are often caused by a variant of normal, cerebral palsy, or neuromuscular disorders like Duchenne muscular dystrophy. Speech and language problems should always be checked for hearing issues, as they can also be caused by environmental deprivation or general development delay.

      It is important to recognize these developmental problems early on and seek appropriate interventions to address them. By doing so, children can receive the necessary support to reach their full potential and overcome any challenges they may face. With proper care and attention, many children with developmental problems can go on to lead happy and fulfilling lives.

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  • Question 57 - A 3-month-old girl is brought to the morning clinic by her father. Since...

    Incorrect

    • A 3-month-old girl is brought to the morning clinic by her father. Since yesterday she has been taking reduced feeds and has been 'not her usual self'. On examination the baby appears well but has a low-grade temperature of 38.2ºC. What is the most suitable course of action?

      Your Answer: Advise regarding antipyretics, to see if not settling

      Correct Answer: Admit to hospital

      Explanation:

      The latest NICE guidelines classify any infant under 3 months old with a temperature exceeding 38ºC as a ‘red’ feature, necessitating immediate referral to a paediatrician. While some seasoned GPs may opt not to adhere to this recommendation, it is crucial to stay informed about recent examination guidelines.

      The NICE Feverish illness in children guidelines were introduced in 2007 and updated in 2013. These guidelines use a ‘traffic light’ system to assess the risk of children under 5 years old presenting with a fever. It is important to note that these guidelines only apply until a clinical diagnosis of the underlying condition has been made. When assessing a febrile child, their temperature, heart rate, respiratory rate, and capillary refill time should be recorded. Signs of dehydration should also be looked for. Measuring temperature should be done with an electronic thermometer in the axilla if the child is under 4 weeks old or with an electronic/chemical dot thermometer in the axilla or an infra-red tympanic thermometer.

      The risk stratification table includes green for low risk, amber for intermediate risk, and red for high risk. If a child is categorized as green, they can be managed at home with appropriate care advice. If they are categorized as amber, parents should be provided with a safety net or referred to a pediatric specialist for further assessment. If a child is categorized as red, they should be urgently referred to a pediatric specialist. It is important to note that oral antibiotics should not be prescribed to children with fever without an apparent source, and a chest x-ray does not need to be routinely performed if a pneumonia is suspected but the child is not going to be referred to the hospital.

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  • Question 58 - A 6-year-old girl is presented with a worsening of her asthma symptoms. Upon...

    Incorrect

    • A 6-year-old girl is presented with a worsening of her asthma symptoms. Upon examination, she exhibits bilateral expiratory wheezing, but there are no indications of respiratory distress. Her respiratory rate is 24 breaths per minute, and her PEF is approximately 50% of normal. What is the best course of action regarding steroid treatment?

      Your Answer:

      Correct Answer: Oral prednisolone for 3 days

      Explanation:

      According to the 2016 guidelines of the British Thoracic Society, children should be given a specific dose of steroids based on their age. For children under 2 years, the dose should be 10 mg of prednisolone, for those aged 2-5 years, it should be 20 mg, and for those over 5 years, it should be 30-40 mg. Children who are already taking maintenance steroid tablets should receive a maximum dose of 60 mg or 2 mg/kg of prednisolone. If a child vomits after taking the medication, the dose should be repeated, and if they are unable to retain the medication orally, intravenous steroids should be considered. The duration of treatment should be tailored to the number of days required for recovery, and a course of steroids exceeding 14 days does not require tapering.

      Managing Acute Asthma Attacks in Children

      When it comes to managing acute asthma attacks in children, it is important to assess the severity of the attack and take appropriate action. For children between the ages of 2 and 5, those with severe or life-threatening asthma should be immediately transferred to the hospital. For moderate attacks, children should have a SpO2 level above 92% and no clinical features of severe asthma. However, for severe attacks, children may have a SpO2 level below 92%, be too breathless to talk or feed, have a heart rate above 140/min, and use accessory neck muscles. For life-threatening attacks, children may have a SpO2 level below 92%, a silent chest, poor respiratory effort, agitation, altered consciousness, and cyanosis.

      For children over the age of 5, it is recommended to attempt to measure PEF in all cases. For moderate attacks, children should have a SpO2 level above 92%, a PEF level above 50% best or predicted, and no clinical features of severe asthma. For severe attacks, children may have a SpO2 level below 92%, a PEF level between 33-50% best or predicted, and be unable to complete sentences in one breath or too breathless to talk or feed. For life-threatening attacks, children may have a SpO2 level below 92%, a PEF level below 33% best or predicted, a silent chest, poor respiratory effort, altered consciousness, and cyanosis.

      For children with mild to moderate acute asthma, bronchodilator therapy should be given via a beta-2 agonist and spacer (or close-fitting mask for children under 3 years old). One puff should be given every 30-60 seconds up to a maximum of 10 puffs. If symptoms are not controlled, the beta-2 agonist should be repeated and the child should be referred to the hospital. Steroid therapy should also be given to all children with an asthma exacerbation for 3-5 days, with the usual prednisolone dose varying based on age and weight.

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  • Question 59 - You are a foundation year 2 Doctor on your GP placement. Your first...

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    • You are a foundation year 2 Doctor on your GP placement. Your first appointment is 6-year-old Jack. His mother has brought him to see you as he has had a cold over the past 6 days and now has developed a productive cough with green sputum. On examination you hear bilateral crackles at the base of his lungs and there is dullness to percussion at the left base. All basic observations are within normal limits. You diagnose a lower respiratory tract infection and decide to prescribe some antibiotics. Jack has no allergies.
      What is the first line antibiotic you would prescribe for Jack?

      Your Answer:

      Correct Answer: Amoxicillin

      Explanation:

      For children without a penicillin allergy, amoxicillin is the primary treatment for pneumonia according to the 2011 guidelines from the British Thoracic Society. If the initial treatment is ineffective, macrolides may be added. Macrolides are recommended if Mycoplasma or Chlamydia is suspected. Co-amoxiclav is suggested for pneumonia associated with influenza.

      Pneumonia is a common illness in children, with S. pneumoniae being the most likely cause of bacterial pneumonia. The British Thoracic Society has published guidelines for the management of community acquired pneumonia in children. According to these guidelines, amoxicillin is the first-line treatment for all children with pneumonia. Macrolides may be added if there is no response to first-line therapy, or if mycoplasma or chlamydia is suspected. In cases of pneumonia associated with influenza, co-amoxiclav is recommended. It is important to follow these guidelines to ensure effective treatment and management of pneumonia in children.

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  • Question 60 - A 6-month-old infant is presented to the emergency department by their caregiver. The...

    Incorrect

    • A 6-month-old infant is presented to the emergency department by their caregiver. The infant is exhibiting a fever, lethargy, and decreased muscle tone. Additionally, a non-blanching rash is observed on the right arm of the infant. What is the best course of treatment?

      Your Answer:

      Correct Answer: IV ceftriaxone

      Explanation:

      For an unwell child with suspected meningitis who is over 3 months old, the recommended initial empirical therapy is IV 3rd generation cephalosporin, such as ceftriaxone. IV cefuroxime, a 2nd generation cephalosporin, is not recommended for this purpose. IV cefotaxime + amoxicillin is recommended for babies at risk of jaundice, but as the child in this case is 4 months old, this is not necessary. IV co-amoxiclav and piperacillin do not provide adequate coverage for meningitis and are not suitable for central nervous system infections.

      Investigation and Management of Meningitis in Children

      Meningitis is a serious condition that can affect children. When investigating meningitis, it is important to note any contraindications to lumbar puncture, such as signs of raised intracranial pressure, focal neurological signs, papilloedema, significant bulging of the fontanelle, disseminated intravascular coagulation, or signs of cerebral herniation. For patients with meningococcal septicaemia, a lumbar puncture is contraindicated, and blood cultures and PCR for meningococcus should be obtained instead.

      The management of meningitis in children involves administering antibiotics, such as IV amoxicillin (or ampicillin) and IV cefotaxime for children under three months, and IV cefotaxime (or ceftriaxone) for children over three months. Steroids should be considered if the lumbar puncture reveals certain findings, such as purulent cerebrospinal fluid, a high white blood cell count, or bacteria on Gram stain. Fluids should be administered to treat shock, and cerebral monitoring should be conducted, including mechanical ventilation if necessary.

      It is also important to notify public health authorities and administer antibiotic prophylaxis to contacts. Ciprofloxacin is now preferred over rifampicin for this purpose. Overall, prompt and appropriate management of meningitis in children is crucial for ensuring the best possible outcomes.

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  • Question 61 - A 9-month-old boy is presented to the GP with a 4-week history of...

    Incorrect

    • A 9-month-old boy is presented to the GP with a 4-week history of rash. He has no significant medical history and is meeting developmental milestones appropriately. He has received all of his scheduled immunizations, has no known allergies, and is feeding and urinating well. Upon examination, there is a symmetrical, poorly defined erythematous rash on his elbows and knees. What is the most probable diagnosis?

      Your Answer:

      Correct Answer: Eczema

      Explanation:

      Atopic eczema commonly appears in children before the age of 2, with symptoms often affecting the face and extensor surfaces of the body. This patient’s visible dermatitis in the extensor aspects of her body suggests a diagnosis of atopic eczema based on clinical presentation. Impetigo, pemphigus vulgaris, and psoriasis are unlikely diagnoses given the patient’s symmetrical dry rash involving the extensor aspects of the limbs.

      Eczema in Children: Symptoms and Management

      Eczema is a common skin condition that affects around 15-20% of children and is becoming more prevalent. It usually appears before the age of 2 and clears up in around 50% of children by the age of 5 and in 75% of children by the age of 10. The symptoms of eczema include an itchy, red rash that can worsen with repeated scratching. In infants, the face and trunk are often affected, while in younger children, it typically occurs on the extensor surfaces. In older children, the rash is more commonly seen on the flexor surfaces and in the creases of the face and neck.

      To manage eczema in children, it is important to avoid irritants and use simple emollients. Large quantities of emollients should be prescribed, roughly in a ratio of 10:1 with topical steroids. If a topical steroid is also being used, the emollient should be applied first, followed by waiting at least 30 minutes before applying the topical steroid. Creams are absorbed into the skin faster than ointments, and emollients can become contaminated with bacteria, so fingers should not be inserted into pots. Many brands have pump dispensers to prevent contamination.

      In severe cases, wet wrapping may be used, which involves applying large amounts of emollient (and sometimes topical steroids) under wet bandages. Oral ciclosporin may also be used in severe cases. Overall, managing eczema in children involves a combination of avoiding irritants, using emollients, and potentially using topical steroids or other medications in severe cases.

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  • Question 62 - A mother brings her 2-year-old daughter to your clinic with a similar concern...

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    • A mother brings her 2-year-old daughter to your clinic with a similar concern about a mass around her belly button that seems to increase in size when she coughs or strains. Upon examination, you diagnose an unobstructed umbilical hernia that is soft, nontender, and reducible.

      What is the recommended course of action for managing this patient?

      Your Answer:

      Correct Answer: Reassure mum that umbilical hernias usually resolve but if persisting at 2-3 years of age surgery may be considered

      Explanation:

      It is important to reassure the mother that umbilical hernias in newborns usually resolve on their own by the age of 3. However, if the hernia persists beyond this age, surgery may be considered. As there are no alarming symptoms currently present, urgent or routine referrals are not necessary. The use of laxatives would only be recommended if there is a history of constipation or faecal loading.

      Umbilical Hernia in Children: Causes and Treatment

      Umbilical hernias are a common occurrence in children and are often detected during the newborn examination. This condition is characterized by a bulge or protrusion near the belly button, caused by a weakness in the abdominal muscles. While umbilical hernias can occur in any child, they are more common in Afro-Caribbean infants and those with Down’s syndrome or mucopolysaccharide storage diseases.

      Fortunately, in most cases, umbilical hernias in children do not require treatment and will resolve on their own by the age of three. However, if the hernia persists beyond this age or becomes painful, surgery may be necessary to repair the abdominal wall. It is important to monitor the hernia and seek medical attention if there are any changes in size or symptoms.

      In summary, umbilical hernias are a common condition in children that typically resolve on their own without treatment. However, certain factors such as ethnicity and underlying medical conditions may increase the likelihood of developing an umbilical hernia. Parents should be aware of the signs and symptoms of umbilical hernias and seek medical attention if necessary.

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  • Question 63 - A 16-year-old girl comes to see her doctor because she has not yet...

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    • A 16-year-old girl comes to see her doctor because she has not yet begun menstruating. During the physical examination, you observe that she has a short stature and a webbed neck. What would you anticipate hearing when listening to her heart?

      Your Answer:

      Correct Answer: Ejection systolic murmur

      Explanation:

      The ejection systolic murmur present in this patient is likely due to her Turner’s syndrome, which is associated with a bicuspid aortic valve. A continuous machinery murmur, late systolic murmur, and mid-late diastolic murmur are less likely causes, as they are associated with different conditions that are not commonly seen in patients with Turner’s syndrome.

      Understanding Turner’s Syndrome

      Turner’s syndrome is a genetic disorder that affects approximately 1 in 2,500 females. It is caused by the absence of one sex chromosome (X) or a deletion of the short arm of one of the X chromosomes. This condition is denoted as 45,XO or 45,X.

      The features of Turner’s syndrome include short stature, a shield chest with widely spaced nipples, a webbed neck, a bicuspid aortic valve (15%), coarctation of the aorta (5-10%), primary amenorrhea, cystic hygroma (often diagnosed prenatally), a high-arched palate, a short fourth metacarpal, multiple pigmented naevi, lymphoedema in neonates (especially feet), and elevated gonadotrophin levels. Hypothyroidism is much more common in Turner’s syndrome, and there is also an increased incidence of autoimmune disease (especially autoimmune thyroiditis) and Crohn’s disease.

      In summary, Turner’s syndrome is a chromosomal disorder that affects females and can cause a range of physical features and health issues. Early diagnosis and management can help individuals with Turner’s syndrome lead healthy and fulfilling lives.

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  • Question 64 - As a GPST1 in a GP practice, I have a patient named Sarah...

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    • As a GPST1 in a GP practice, I have a patient named Sarah who is 24 years old and has come to me seeking information on cystic fibrosis. She has been informed in the past that she is a carrier. Can you provide me with the correct information to share with her?

      Your Answer:

      Correct Answer: Cystic fibrosis is due to a defect in the cystic fibrosis transmembrane conductance regulator gene (CFTR)

      Explanation:

      Delta F508 on the long arm of chromosome 7 accounts for the majority of CF cases, with approximately 1 in 2500 births being affected by the disease. The carrier rate is estimated to be around 1 in 25.

      Understanding Cystic Fibrosis and the Organisms that Affect Patients

      Cystic fibrosis is a genetic disorder that causes thickened secretions in the lungs and pancreas. This condition is caused by a defect in the cystic fibrosis transmembrane conductance regulator gene (CFTR), which regulates chloride channels. In the UK, 80% of CF cases are due to delta F508 on chromosome 7, and the carrier rate is approximately 1 in 25.

      CF patients are susceptible to colonization by certain organisms, including Staphylococcus aureus, Pseudomonas aeruginosa, Burkholderia cepacia, and Aspergillus. These organisms can cause infections and exacerbate symptoms in CF patients. It is important for healthcare providers to monitor and manage these infections to improve patient outcomes. By understanding the genetic basis of CF and the organisms that affect patients, healthcare providers can provide better care for those with this condition.

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  • Question 65 - A mother brings in her 3-day-old female baby to the pediatrician's office. She...

    Incorrect

    • A mother brings in her 3-day-old female baby to the pediatrician's office. She noticed a small cyst on the roof of the baby's mouth. Upon examination, a small white cystic vesicle measuring approximately 2 mm in diameter is found on the hard palate near the midline. What is the probable diagnosis?

      Your Answer:

      Correct Answer: Epstein's pearl

      Explanation:

      Epstein’s pearl, a type of congenital cyst found in the mouth, typically does not require any treatment. These cysts are commonly found on the hard palate, but can also be mistaken for a tooth eruption when located on the gums. They usually resolve on their own within a few weeks. Neonatal teeth, on the other hand, are rare and not typically found on the hard palate. Bohn’s nodules are mucous gland cysts that are usually located on the buccal or lingual aspects of the alveolar ridges, and rarely on the palate. A congenital ranula is a papule or nodule that is firm and translucent, and is typically found on the anterior floor of the mouth, lateral to the lingual frenulum.

      Understanding Epstein’s Pearl

      Epstein’s pearl is a type of cyst that is present in the mouth from birth. It is commonly found on the hard palate, but can also be seen on the gums, which may be mistaken for a tooth eruption. The good news is that no treatment is usually required as these cysts tend to disappear on their own within a few weeks.

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  • Question 66 - A mother of a 5-year-old child with cystic fibrosis (CF) visits the clinic...

    Incorrect

    • A mother of a 5-year-old child with cystic fibrosis (CF) visits the clinic to inquire about the likelihood of having another child with CF. She is still with the same partner as before. What is the probability of them having another child with CF?

      Your Answer:

      Correct Answer: 25%

      Explanation:

      Understanding Autosomal Recessive Inheritance

      Autosomal recessive inheritance is a genetic pattern where a disorder is only expressed when an individual inherits two copies of a mutated gene, one from each parent. This means that only homozygotes, individuals with two copies of the mutated gene, are affected. Both males and females are equally likely to be affected, and the disorder may not manifest in every generation, as it can skip a generation.

      When two heterozygote parents, carriers of the mutated gene, have children, there is a 25% chance of having an affected (homozygote) child, a 50% chance of having a carrier (heterozygote) child, and a 25% chance of having an unaffected child. On the other hand, if one parent is homozygote for the gene and the other is unaffected, all the children will be carriers.

      Autosomal recessive disorders are often metabolic in nature and can be life-threatening compared to autosomal dominant conditions. Understanding the inheritance pattern of autosomal recessive disorders is crucial in genetic counseling and family planning.

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  • Question 67 - A toddler is brought to the emergency department by a worried parent. The...

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    • A toddler is brought to the emergency department by a worried parent. The parent reports that the child was violently shaken by the caregiver. The paediatricians on duty observe retinal haemorrhages and suspect encephalopathy. What was identified on the CT head to complete the triad of features of Shaken Baby Syndrome?

      Your Answer:

      Correct Answer: Subdural haematoma

      Explanation:

      The combination of retinal haemorrhages, subdural haematoma, and encephalopathy is known as the triad of symptoms associated with Shaken Baby Syndrome. The tearing of fragile bridging cerebral veins in infants is believed to be the cause of subdural haematomas, which are the most common and typical intracranial manifestation of this syndrome.

      Understanding Shaken Baby Syndrome

      Shaken baby syndrome is a condition that involves a combination of retinal haemorrhages, subdural haematoma, and encephalopathy. It occurs when a child between the ages of 0-5 years old is intentionally shaken. However, there is controversy among physicians regarding the mechanism of injury, making it difficult for courts to convict suspects of causing shaken baby syndrome to a child. This condition has made headlines due to the ongoing debate among medical professionals.

      Shaken baby syndrome is a serious condition that can cause long-term damage to a child’s health. It is important to understand the signs and symptoms of this condition to ensure that children are protected from harm. While the controversy surrounding the diagnosis of shaken baby syndrome continues, it is crucial to prioritize the safety and well-being of children. By raising awareness and educating the public about this condition, we can work towards preventing it from occurring in the future.

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  • Question 68 - A 36-year-old woman has been diagnosed with pertussis. She came to the doctor's...

    Incorrect

    • A 36-year-old woman has been diagnosed with pertussis. She came to the doctor's office after a child at her workplace daycare tested positive for whooping cough. She has been experiencing an on-and-off cough with occasional vomiting for the past 18 days. Assuming the patient has no allergies, what is the best course of treatment for this diagnosis?

      Your Answer:

      Correct Answer: Azithromycin

      Explanation:

      Azithromycin or clarithromycin are recommended as first-line antibiotics for non-pregnant adults with whooping cough if the cough onset is within 21 days. Erythromycin can be used for pregnant adults. Co-amoxiclav and doxycycline are not recommended, and co-trimoxazole can be used off-label if macrolides are contraindicated or not tolerated. Antibiotics are preferred over supportive treatment within 21 days of presentation.

      Whooping Cough: Causes, Symptoms, Diagnosis, and Management

      Whooping cough, also known as pertussis, is a contagious disease caused by the bacterium Bordetella pertussis. It is commonly found in children, with around 1,000 cases reported annually in the UK. The disease is characterized by a persistent cough that can last up to 100 days, hence the name cough of 100 days.

      Infants are particularly vulnerable to whooping cough, which is why routine immunization is recommended at 2, 3, 4 months, and 3-5 years. However, neither infection nor immunization provides lifelong protection, and adolescents and adults may still develop the disease.

      Whooping cough has three phases: the catarrhal phase, the paroxysmal phase, and the convalescent phase. The catarrhal phase lasts around 1-2 weeks and presents symptoms similar to a viral upper respiratory tract infection. The paroxysmal phase is characterized by a severe cough that worsens at night and after feeding, and may be accompanied by vomiting and central cyanosis. The convalescent phase is when the cough subsides over weeks to months.

      To diagnose whooping cough, a person must have an acute cough that has lasted for 14 days or more without another apparent cause, and have one or more of the following features: paroxysmal cough, inspiratory whoop, post-tussive vomiting, or undiagnosed apnoeic attacks in young infants. A nasal swab culture for Bordetella pertussis is used to confirm the diagnosis, although PCR and serology are increasingly used.

      Infants under 6 months with suspected pertussis should be admitted, and in the UK, pertussis is a notifiable disease. An oral macrolide, such as clarithromycin, azithromycin, or erythromycin, is indicated if the onset of the cough is within the previous 21 days to eradicate the organism and reduce the spread. Household contacts should be offered antibiotic prophylaxis, although antibiotic therapy has not been shown to alter the course of the illness. School exclusion is recommended for 48 hours after commencing antibiotics or 21 days from onset of symptoms if no antibiotics are given.

      Complications of whooping cough include subconjunctival haemorrhage, pneumonia, bronchiectasis, and

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  • Question 69 - You encounter the mother of a 9-month-old baby who was born premature (at...

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    • You encounter the mother of a 9-month-old baby who was born premature (at 30 weeks) and has recently been discharged from hospital after being admitted for 'breathing difficulties'. During the hospital stay, the baby received an injection called palivizumab, but the mother cannot remember the purpose of this medication. Can you explain the medication and its indication?

      Your Answer:

      Correct Answer: Monoclonal antibody used to prevent respiratory syncytial virus (RSV)

      Explanation:

      To prevent respiratory syncytial virus (RSV) in children who are at a higher risk of severe disease, palivizumab, a monoclonal antibody, is administered. Infants who are premature, have lung or heart abnormalities, or are immunocompromised are among those at risk of developing RSV.

      Bronchiolitis is a condition where the bronchioles become inflamed, and it is most commonly caused by respiratory syncytial virus (RSV). This virus is responsible for 75-80% of cases, with other causes including mycoplasma and adenoviruses. Bronchiolitis is most prevalent in infants under one year old, with 90% of cases occurring in those aged 1-9 months. The condition is more serious in premature babies, those with congenital heart disease or cystic fibrosis. Symptoms include coryzal symptoms, dry cough, increasing breathlessness, and wheezing. Hospital admission is often necessary due to feeding difficulties associated with increasing dyspnoea.

      Immediate referral is recommended if the child has apnoea, looks seriously unwell, has severe respiratory distress, central cyanosis, or persistent oxygen saturation of less than 92% when breathing air. Clinicians should consider referral if the child has a respiratory rate of over 60 breaths/minute, difficulty with breastfeeding or inadequate oral fluid intake, or clinical dehydration. Immunofluorescence of nasopharyngeal secretions may show RSV, and management is largely supportive. Humidified oxygen is given via a head box if oxygen saturations are persistently low, and nasogastric feeding may be necessary if children cannot take enough fluid/feed by mouth. Suction may also be used for excessive upper airway secretions. NICE released guidelines on bronchiolitis in 2015 for more information.

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  • Question 70 - You are evaluating a young patient in primary care who has a significant...

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    • You are evaluating a young patient in primary care who has a significant family history of multiple endocrine neoplasia type 1. Although genetic testing has confirmed an abnormal genetic profile, the patient has not yet presented with any clinical manifestations of the condition. What is the genetic term used to describe conditions where the genotype is abnormal, but the phenotype remains normal?

      Your Answer:

      Correct Answer: Low penetrance

      Explanation:

      When a condition has low genetic penetrance, it may not show many clinical signs or symptoms, and the patient may appear normal, despite having an abnormal genetic profile. This is because the severity of the phenotype is determined by the penetrance of the genotype. If the condition has high penetrance, the phenotype is more likely to be expressed, resulting in more signs and symptoms.

      Autosomal Dominant Diseases: Characteristics and Complicating Factors

      Autosomal dominant diseases are genetic disorders that are inherited from one parent who carries the abnormal gene. In these diseases, both homozygotes and heterozygotes manifest the disease, and both males and females can be affected. The disease is passed on to 50% of children, and it normally appears in every generation. The risk remains the same for each successive pregnancy.

      However, there are complicating factors that can affect the expression of the disease. Non-penetrance is a phenomenon where an individual carries the abnormal gene but does not show any clinical signs or symptoms of the disease. For example, 40% of individuals with otosclerosis do not show any symptoms despite carrying the abnormal gene. Another complicating factor is spontaneous mutation, where a new mutation occurs in one of the gametes. This can result in the disease appearing in a child even if both parents do not carry the abnormal gene. For instance, 80% of individuals with achondroplasia have unaffected parents.

      In summary, autosomal dominant diseases have distinct characteristics such as their inheritance pattern and the fact that affected individuals can pass on the disease. However, complicating factors such as non-penetrance and spontaneous mutation can affect the expression of the disease and make it more difficult to predict its occurrence.

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  • Question 71 - A 7-week-old male infant was presented to the GP clinic by his anxious...

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    • A 7-week-old male infant was presented to the GP clinic by his anxious mother. She complains of a 2-week history of inadequate feeding and weight gain, accompanied by fast breathing, especially during feeding. The mother became extremely worried when she observed a bluish tint on her baby's skin this morning.
      What is the probable diagnosis?

      Your Answer:

      Correct Answer: Tetralogy of Fallot

      Explanation:

      TOF is the primary reason for cyanotic congenital heart disease, which usually manifests at 1-2 months of age. While transposition of the great arteries is also a significant cause of this condition, it typically presents within the first 24 hours of life. Ventricular septal defect and atrioventricular septal defect are not associated with cyanotic congenital heart disease.

      Understanding Tetralogy of Fallot

      Tetralogy of Fallot (TOF) is a congenital heart disease that results from the anterior malalignment of the aorticopulmonary septum. It is the most common cause of cyanotic congenital heart disease, and it typically presents at around 1-2 months, although it may not be detected until the baby is 6 months old. The condition is characterized by four features, including ventricular septal defect (VSD), right ventricular hypertrophy, right ventricular outflow tract obstruction, and overriding aorta. The severity of the right ventricular outflow tract obstruction determines the degree of cyanosis and clinical severity.

      Other features of TOF include cyanosis, which may cause episodic hypercyanotic ‘tet’ spells due to near occlusion of the right ventricular outflow tract. These spells are characterized by tachypnea and severe cyanosis that may occasionally result in loss of consciousness. They typically occur when an infant is upset, in pain, or has a fever, and they cause a right-to-left shunt. Additionally, TOF may cause an ejection systolic murmur due to pulmonary stenosis, and a right-sided aortic arch is seen in 25% of patients. Chest x-ray shows a ‘boot-shaped’ heart, while ECG shows right ventricular hypertrophy.

      The management of TOF often involves surgical repair, which is usually undertaken in two parts. Cyanotic episodes may be helped by beta-blockers to reduce infundibular spasm. However, it is important to note that at birth, transposition of the great arteries is the more common lesion as patients with TOF generally present at around 1-2 months. Understanding the features and management of TOF is crucial for healthcare professionals to provide appropriate care and treatment for affected infants.

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  • Question 72 - At what age is it likely that the refugee's hip condition began to...

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    • At what age is it likely that the refugee's hip condition began to develop, given the severe flattening and fragmentation of the right femoral head and widened joint space in the left hip joint seen on the hip radiograph during his first routine check-up at the age of 30?

      Your Answer:

      Correct Answer: 4 - 8 years old

      Explanation:

      Perthes’ disease is commonly seen in children aged between 4 and 8 years, as is the case with this untreated patient. The other age ranges mentioned are not typical for this condition.

      Understanding Perthes’ Disease

      Perthes’ disease is a degenerative condition that affects the hip joints of children, typically between the ages of 4-8 years. It is caused by a lack of blood supply to the femoral head, which leads to bone infarction and avascular necrosis. This condition is more common in boys, with around 10% of cases being bilateral. The symptoms of Perthes’ disease include hip pain, stiffness, reduced range of hip movement, and a limp. Early changes can be seen on an x-ray, such as widening of the joint space, while later changes include decreased femoral head size and flattening.

      To diagnose Perthes’ disease, a plain x-ray is usually sufficient. However, if symptoms persist and the x-ray is normal, a technetium bone scan or magnetic resonance imaging may be necessary. If left untreated, Perthes’ disease can lead to complications such as osteoarthritis and premature fusion of the growth plates.

      The severity of Perthes’ disease is classified using the Catterall staging system, which ranges from stage 1 (clinical and histological features only) to stage 4 (loss of acetabular integrity). Treatment options include keeping the femoral head within the acetabulum using a cast or braces, observation for children under 6 years old, and surgical management for older children with severe deformities. The prognosis for Perthes’ disease is generally good, with most cases resolving with conservative management. Early diagnosis is key to improving outcomes.

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  • Question 73 - A 35-year-old primip has a stillborn baby at 34 weeks gestation. The infant...

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    • A 35-year-old primip has a stillborn baby at 34 weeks gestation. The infant presents with microcephaly, micrognathia, and club feet. What is the diagnosis?

      Your Answer:

      Correct Answer: Trisomy 18

      Explanation:

      Edward’s syndrome is characterized by micrognathia, low-set ears, rocker bottom feet, and overlapping of fingers. The baby affected by this syndrome will have experienced slow growth in the womb and will have a low birthweight. Unfortunately, around half of those who survive to birth will pass away within two weeks, and only one in every five will live for at least three months. The survival rate beyond one year is only one in every 12 babies born with Edwards’ syndrome. This information is according to NHS Choices.

      Childhood syndromes are a group of medical conditions that affect children and are characterized by a set of common features. Patau syndrome, also known as trisomy 13, is a syndrome that is characterized by microcephaly, small eyes, cleft lip/palate, polydactyly, and scalp lesions. Edward’s syndrome, also known as trisomy 18, is characterized by micrognathia, low-set ears, rocker bottom feet, and overlapping of fingers. Fragile X syndrome is characterized by learning difficulties, macrocephaly, long face, large ears, and macro-orchidism. Noonan syndrome is characterized by a webbed neck, pectus excavatum, short stature, and pulmonary stenosis. Pierre-Robin syndrome is characterized by micrognathia, posterior displacement of the tongue, and cleft palate. Prader-Willi syndrome is characterized by hypotonia, hypogonadism, and obesity. William’s syndrome is characterized by short stature, learning difficulties, friendly, extrovert personality, and transient neonatal hypercalcaemia. Cri du chat syndrome, also known as chromosome 5p deletion syndrome, is characterized by a characteristic cry, feeding difficulties and poor weight gain, learning difficulties, microcephaly and micrognathism, and hypertelorism. It is important to note that Treacher-Collins syndrome is similar to Pierre-Robin syndrome, but it is autosomal dominant and usually has a family history of similar problems.

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  • Question 74 - A three-year-old child with uncontrolled asthma visits the GP clinic with his mother...

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    • A three-year-old child with uncontrolled asthma visits the GP clinic with his mother as his asthma exacerbations are becoming more frequent. The child is currently using a salbutamol inhaler as needed and a beclometasone inhaler 200mcg/day with a spacer, and his inhaler technique is good. What is the most appropriate course of action for his management?

      Your Answer:

      Correct Answer: Add in a leukotriene receptor antagonist

      Explanation:

      If a child under the age of 5 has asthma that is not being controlled by a short-acting beta agonist (SABA) and a low dose of inhaled corticosteroids (ICS), then a leukotriene receptor antagonist should be added to their asthma management plan.

      Managing Asthma in Children: NICE Guidelines

      Asthma management in children has been updated by NICE in 2017, following the 2016 BTS guidelines. The new guidelines for children aged 5-16 are similar to those for adults, with a stepwise approach for treatment. For newly-diagnosed asthma, short-acting beta agonist (SABA) is recommended. If symptoms persist, a combination of SABA and paediatric low-dose inhaled corticosteroid (ICS) is used. Leukotriene receptor antagonist (LTRA) is added if symptoms still persist, followed by long-acting beta agonist (LABA) if necessary. Maintenance and reliever therapy (MART) is used as a combination of ICS and LABA for daily maintenance therapy and symptom relief. For children under 5 years old, clinical judgement plays a greater role in diagnosis. The stepwise approach is similar to that for older children, with an 8-week trial of paediatric moderate-dose ICS before adding LTRA. If symptoms persist, referral to a paediatric asthma specialist is recommended.

      It should be noted that NICE does not recommend changing treatment for well-controlled asthma patients simply to adhere to the latest guidelines. The definitions of low, moderate, and high-dose ICS have also changed, with different definitions for adults and children. For children, <= 200 micrograms budesonide or equivalent is considered a paediatric low dose, 200-400 micrograms is a moderate dose, and > 400 micrograms is a high dose. Overall, the new NICE guidelines provide a clear and concise approach to managing asthma in children.

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  • Question 75 - A 6-week-old baby is observed to have rocker-bottom feet, microcephaly and a small...

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    • A 6-week-old baby is observed to have rocker-bottom feet, microcephaly and a small retracted chin. The mother is a refugee from Syria who gave birth recently but could not attend antenatal screening. What is the probable syndrome?

      Your Answer:

      Correct Answer: Edwards' syndrome

      Explanation:

      Understanding Genetic Conditions: Trisomy 18 (Edwards’ Syndrome)

      Trisomy 18, also known as Edwards’ syndrome, is a genetic condition that results in a range of physical and developmental abnormalities. Neonates with trisomy 18 often present with neonatal hypotonia, apnoea, and seizures, as well as severe psychomotor and growth retardation. Other common features include microcephaly, microphthalmia, microstomia, micrognathia, clenched fingers, and rocker-bottom feet. Over 90% of individuals with trisomy 18 have cardiac defects, commonly ventricular septal defect (VSD), as well as anomalies in most organ systems. Unfortunately, many fetuses will die in utero, and neonates born with trisomy 18 have a 40% chance of survival to 1 month.

      It is important to note that an Edwards’ syndrome diagnosis should be made in the prenatal period. Low levels of AFP (α-fetoprotein), estradiol, and hCG (human chorionic gonadotrophin) on triple test biochemistry are suggestive, and the diagnosis can be confirmed on ultrasonography.

      Other genetic conditions, such as Pierre-Robin syndrome, Down’s syndrome, Fragile X syndrome, and Noonan’s syndrome, have their own distinct features and should be differentiated from trisomy 18. Understanding these conditions and their unique characteristics can aid in early diagnosis and appropriate management.

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  • Question 76 - A 6-year-old boy is brought to the Emergency Department by his parents. He...

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    • A 6-year-old boy is brought to the Emergency Department by his parents. He has been feeling unwell for 6 days with diarrhoea and is now lethargic and pale. Despite drinking enough fluids, he has not urinated in over 14 hours. The child has no medical history and has received all of his vaccinations. His symptoms began 3 days after he ate a chicken burger at a fair. During the examination, the doctor noticed multiple petechiae on his torso and limbs, and his feet were swollen. What is the likely diagnosis, and what is the organism responsible for this patient's illness?

      Your Answer:

      Correct Answer: Escherichia coli

      Explanation:

      This child’s symptoms, including oliguria, peripheral edema, petechial bruising, and pallor, suggest the possibility of hemolytic uremic syndrome (HUS). HUS is often associated with diarrheal illnesses and is characterized by normocytic anemia, thrombocytopenia, and acute kidney injury. The most common cause of HUS is Shiga-toxin producing Escherichia coli, which can be contracted from undercooked meat, such as a chicken burger from a carnival. While Campylobacter jejuni is a common cause of acute diarrhea, it is not typically associated with HUS. Clostridium perfringens can cause acute diarrhea and vomiting but is not associated with HUS. Salmonella species can also cause diarrheal illnesses, but they are not a common cause of HUS. In this case, Escherichia coli is the most likely causative organism.

      Understanding Haemolytic Uraemic Syndrome

      Haemolytic uraemic syndrome (HUS) is a condition that primarily affects young children and is characterized by a triad of symptoms, including acute kidney injury, microangiopathic haemolytic anaemia, and thrombocytopenia. The majority of cases are secondary and caused by Shiga toxin-producing Escherichia coli (STEC) 0157:H7, also known as ‘verotoxigenic’ or ‘enterohaemorrhagic’. Other causes of HUS include pneumococcal infection, HIV, systemic lupus erythematosus, drugs, and cancer. Primary HUS, also known as ‘atypical’, is caused by complement dysregulation.

      To diagnose HUS, doctors may perform a full blood count to check for microangiopathic hemolytic anaemia and thrombocytopenia. A fragmented blood film may also be done to look for schistocytes and helmet cells. Additionally, a stool culture may be performed to check for evidence of STEC infection, and PCR for Shiga toxins may be done.

      Treatment for HUS is supportive and may include fluids, blood transfusion, and dialysis if required. Antibiotics are not recommended, despite the preceding diarrhoeal illness in many patients. Plasma exchange may be considered for severe cases of HUS not associated with diarrhoea, while eculizumab, a C5 inhibitor monoclonal antibody, has shown greater efficiency than plasma exchange alone in the treatment of adult atypical HUS.

      Overall, understanding the causes, symptoms, and management of HUS is crucial for healthcare professionals to provide appropriate care for patients with this condition.

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  • Question 77 - A 6-year-old girl presents to the emergency department with a 5-day history of...

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    • A 6-year-old girl presents to the emergency department with a 5-day history of fever and lethargy. She has no significant medical history and is up to date with her childhood vaccinations.

      During the examination, the girl appears drowsy and has a temperature of 39.2ºC. Her heart rate is 155 beats/min and respiratory rate is 46 breaths/min. She has a maculopapular rash on her torso and upper limbs, and her lips are cracked and erythematous. Additionally, her conjunctivae are inflamed. Kernig's sign is negative.

      What is the most appropriate management for this patient, given the likely diagnosis?

      Your Answer:

      Correct Answer: Aspirin

      Explanation:

      High-dose aspirin therapy is the recommended treatment for Kawasaki disease, despite it typically being contraindicated in children.

      Aspirin is the appropriate treatment for this patient’s diagnosis of Kawasaki disease, as evidenced by their persistent fever, conjunctivitis, maculopapular rash, and cracked and erythematous lips. This disease is vasculitic in nature, and current guidelines advise the use of high-dose aspirin therapy as the initial treatment.

      Intravenous aciclovir is not indicated for Kawasaki disease, as it is used to treat viral conditions such as viral meningitis or encephalitis.

      Intravenous ceftriaxone is not appropriate for the treatment of Kawasaki disease, as it is reserved for significant bacterial infections like Neisseria meningitidis. Additionally, the negative Kernig’s sign makes meningitis less likely.

      Oral phenoxymethylpenicillin is not the recommended treatment for Kawasaki disease, as the mucosal changes and conjunctivitis are more indicative of this disease rather than scarlet fever, which is treated with oral phenoxymethylpenicillin.

      Understanding Kawasaki Disease

      Kawasaki disease is a rare type of vasculitis that primarily affects children. It is important to identify this disease early on as it can lead to serious complications, such as coronary artery aneurysms. The disease is characterized by a high-grade fever that lasts for more than five days and is resistant to antipyretics. Other symptoms include conjunctival injection, bright red, cracked lips, strawberry tongue, cervical lymphadenopathy, and red palms and soles that later peel.

      Diagnosis of Kawasaki disease is based on clinical presentation as there is no specific diagnostic test available. Management of the disease involves high-dose aspirin, which is one of the few indications for aspirin use in children. Intravenous immunoglobulin is also used as a treatment option. Echocardiogram is the initial screening test for coronary artery aneurysms, rather than angiography.

      Complications of Kawasaki disease can be serious, with coronary artery aneurysm being the most common. It is important to recognize the symptoms of Kawasaki disease early on and seek medical attention promptly to prevent potential complications.

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  • Question 78 - You are a foundation year 2 doctor on your GP placement. You see...

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    • You are a foundation year 2 doctor on your GP placement. You see 8-year-old Lily whose mother has brought her to see you as she feels Lily is snoring very loudly and wonders whether this is affecting her quality of sleep. Lily is overweight and has a background of childhood asthma.
      What is a frequent cause of snoring in childhood?

      Your Answer:

      Correct Answer: Obesity

      Explanation:

      Snoring in Children: Possible Causes

      Snoring in children can be caused by various factors. One of the common causes is obesity, which can lead to the narrowing of the airways and difficulty in breathing during sleep. Another possible cause is nasal problems such as polyps, deviated septum, and hypertrophic nasal turbinates, which can also obstruct the airways and cause snoring. Recurrent tonsillitis can also contribute to snoring, as the inflamed tonsils can block the air passages.

      In some cases, snoring in children may be associated with certain medical conditions such as Down’s syndrome and hypothyroidism. These conditions can affect the structure and function of the respiratory system, leading to snoring and other breathing difficulties.

      It is important to identify the underlying cause of snoring in children and seek appropriate treatment to prevent potential health complications. Parents should consult a healthcare professional if their child snores regularly or experiences other symptoms such as daytime sleepiness, difficulty concentrating, or behavioral problems.

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  • Question 79 - A father brings in his 3-week-old baby boy to the pediatrician's office as...

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    • A father brings in his 3-week-old baby boy to the pediatrician's office as he's noticed that the baby bruises very easily. This is his first child, who was born in Canada following an uncomplicated pregnancy by natural vaginal delivery. Exclusive breastfeeding was commenced immediately following delivery and the baby has been feeding well otherwise and gaining weight steadily. You order the following blood test.

      International normalised ratio (INR) 4

      What could be the possible reasons for the baby's symptoms?

      Your Answer:

      Correct Answer: Exclusive breastfeeding

      Explanation:

      Breastfed infants may be susceptible to vitamin K deficiency, as breast milk lacks sufficient amounts of this nutrient. The baby in question is likely experiencing idiopathic vitamin K deficiency, with breastfeeding being the only known risk factor. It is possible that the baby did not receive a vitamin K injection at birth, as they were born in Ukraine. Gender, age, vaginal delivery, and birth order are not associated with an increased risk of vitamin K deficiency.

      Haemorrhagic Disease of the Newborn: Causes and Prevention

      Newborn babies have a relatively low level of vitamin K, which can lead to the development of haemorrhagic disease of the newborn (HDN). This condition occurs when the production of clotting factors is impaired, resulting in bleeding that can range from minor bruising to intracranial haemorrhages. Breast-fed babies are particularly at risk, as breast milk is a poor source of vitamin K. Additionally, the use of antiepileptic medication by the mother can increase the risk of HDN in the newborn.

      To prevent HDN, all newborns in the UK are offered vitamin K supplementation. This can be administered either intramuscularly or orally. By providing newborns with adequate levels of vitamin K, the risk of HDN can be significantly reduced. It is important for parents and healthcare providers to be aware of the risk factors for HDN and to take steps to prevent this potentially serious condition.

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  • Question 80 - A four-year-old boy is brought to the emergency department by his parents due...

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    • A four-year-old boy is brought to the emergency department by his parents due to a new rash on his abdomen. The parents deny any recent infections or injuries. Upon examination, you observe a widespread petechial rash on the anterior abdomen and right forearm. The child appears pale and uninterested in the toys provided. Additionally, you note hepatosplenomegaly and cervical lymphadenopathy. While waiting for blood test results, you perform a urinalysis, which is unremarkable, and record a tympanic temperature of 36.6º. What is the most probable diagnosis?

      Your Answer:

      Correct Answer: Acute lymphoblastic leukaemia

      Explanation:

      DIC can cause haemorrhagic or thrombotic complications in cases of acute lymphoblastic leukaemia.

      While a petechial rash can be a result of trauma, it is unlikely to be the case with this child given the other significant symptoms present. The non-blanching rash may initially suggest meningococcal disease, but the absence of fever and a clear source of infection makes this less likely. Additionally, the lesions associated with Henoch-Schonlein purpura typically appear on specific areas of the body and are accompanied by other symptoms such as haematuria or joint pain, which are not present in this case.

      Acute lymphoblastic leukaemia (ALL) is a type of cancer that commonly affects children and accounts for 80% of childhood leukaemias. It is most prevalent in children between the ages of 2-5 years, with boys being slightly more affected than girls. Symptoms of ALL can be divided into those caused by bone marrow failure, such as anaemia, neutropaenia, and thrombocytopenia, and other features like bone pain, splenomegaly, and hepatomegaly. Fever is also present in up to 50% of new cases, which may indicate an infection or a constitutional symptom. Testicular swelling may also occur.

      There are three types of ALL: common ALL, T-cell ALL, and B-cell ALL. Common ALL is the most common type, accounting for 75% of cases, and is characterized by the presence of CD10 and a pre-B phenotype. Poor prognostic factors for ALL include age less than 2 years or greater than 10 years, a white blood cell count greater than 20 * 109/l at diagnosis, T or B cell surface markers, non-Caucasian ethnicity, and male sex.

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SESSION STATS - PERFORMANCE PER SPECIALTY

Paediatrics (8/57) 14%
Passmed