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  • Question 1 - A 4-month-old baby boy is found to have developmental dysplasia of the right...

    Incorrect

    • A 4-month-old baby boy is found to have developmental dysplasia of the right hip during an ultrasound scan. The hip was noted to be abnormal during clinical examination at birth. What is the probable treatment for this condition?

      Your Answer: Re-scan at 6 months

      Correct Answer: Pavlik harness (dynamic flexion-abduction orthosis)

      Explanation:

      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.

    • This question is part of the following fields:

      • Paediatrics
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  • Question 2 - A teenager attends the GP with his mother who is concerned about his...

    Correct

    • A teenager attends the GP with his mother who is concerned about his height. The GP charts the teenager's height on a growth chart and finds him to be in the 5th percentile. At birth, he was in the 50th percentile. However, the teenager's developmental milestones are normal, and he appears to be content with himself. What is the most appropriate next step in managing this teenager?

      Your Answer: Make a referral to the the paediatric outpatients clinic

      Explanation:

      A paediatrician should review children who fall below the 0.4th centile for height. Referral is the appropriate course of action as it is not an urgent matter. While waiting for the review, it is advisable to conduct thyroid function tests and insulin-like growth factor tests on the child.

      Understanding Growth and Factors Affecting It

      Growth is a significant aspect that distinguishes children from adults. It occurs in three stages: infancy, childhood, and puberty. Several factors affect fetal growth, including environmental, placental, hormonal, and genetic factors. Maternal nutrition and uterine capacity are the most crucial environmental factors that affect fetal growth.

      During infancy, nutrition and insulin are the primary drivers of growth. Insulin plays a significant role in fetal growth, as high levels of insulin in a mother with poorly controlled diabetes can result in hypoglycemia and macrosomia in the baby. In childhood, growth hormone and thyroxine drive growth, while in puberty, growth hormone and sex steroids are the primary drivers. Genetic factors are the most important determinant of final adult height.

      It is essential to monitor growth regularly to ensure that children are growing at a healthy rate. Infants aged 0-1 years should have at least five weight recordings, while children aged 1-2 years should have at least three weight recordings. Children older than two years should have annual weight recordings. Children below the 2nd centile for height should be reviewed by their GP, while those below the 0.4th centile for height should be reviewed by a paediatrician. Understanding growth and the factors that affect it is crucial for ensuring healthy development in children.

    • This question is part of the following fields:

      • Paediatrics
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  • Question 3 - A 35-year-old woman delivers a male infant who presents with low muscle tone...

    Correct

    • A 35-year-old woman delivers a male infant who presents with low muscle tone and is later diagnosed with Down's syndrome. Which of the following features is the least probable in this case?

      Your Answer: Rocker-bottom feet

      Explanation:

      Understanding the features of Down’s syndrome is crucial for clinical practice and final examinations. The correct answer to this question is option 4. While rocker-bottom feet are a characteristic of trisomy 18 or Edward’s syndrome, they are not typically observed in individuals with Down’s syndrome.

      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.

    • This question is part of the following fields:

      • Paediatrics
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  • Question 4 - A 25-year-old pregnant woman is worried about her fetus after a routine ultrasound...

    Incorrect

    • A 25-year-old pregnant woman is worried about her fetus after a routine ultrasound showed a large patent ductus arteriosus. She has read about indomethacin as a treatment option and wants to know more about the drug. What information will you provide her regarding the administration of indomethacin?

      Your Answer: It is not used for closing the patent ductus arteriosus as it keeps the ductus arteriosus open

      Correct Answer: It is given to the newborn if the echocardiogram shows patent ductus arteriosus one week after delivery

      Explanation:

      Indomethacin is the preferred treatment for patent ductus arteriosus (PDA) in newborns, administered postnatally rather than antenatally to the mother. PDA is a congenital heart condition characterized by a left-right shunt where blood flows from the aorta to the pulmonary vessel through the patent ductus arteriosus. Although newborns with PDA may appear normal, a continuous machine-like murmur can be detected upon auscultation. Premature babies are more likely to have PDA, which may spontaneously close in asymptomatic patients. Symptomatic babies undergo an echocardiogram a few days after birth to determine whether medical or surgical management is necessary. Medical management involves administering indomethacin or ibuprofen to the newborn, while prophylactic treatment immediately after delivery or administering medication to the mother has no role in PDA closure. Prostaglandin analogues can maintain ductus arteriosus patency after birth and are useful in managing certain congenital heart diseases.

      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 4-month-old infant presents with feeding difficulties, failure to thrive, and episodes of...

    Incorrect

    • A 4-month-old infant presents with feeding difficulties, failure to thrive, and episodes of bluish pale skin during crying or feeding. On examination, a harsh systolic ejection murmur is heard over the pulmonic area and left sternal border. A chest radiograph during birth was normal. A second radiograph at presentation shows a boot-shaped heart.
      What is the most likely embryological mechanism responsible for the development of this condition?

      Your Answer: Failure of the aorticopulmonary septum to spiral

      Correct Answer: Anterosuperior displacement of the infundibular septum

      Explanation:

      Mechanisms of Congenital Heart Defects

      Congenital heart defects can arise from various mechanisms during fetal development. Understanding these mechanisms can aid in the diagnosis and treatment of these conditions.

      Anterosuperior displacement of the infundibular septum is responsible for the characteristic boot-shaped heart seen in tetralogy of Fallot. This condition is characterized by pulmonary stenosis, right ventricular hypertrophy, ventricular septal defect, and an overriding aorta.

      Transposition of the great vessels occurs when the aorticopulmonary septum fails to spiral during development. Persistent truncus arteriosus results from the failure of the aorticopulmonary septum to divide.

      Infundibular stenosis is caused by underdevelopment of the conus arteriosus of the right ventricle. Sinus venosus atrial septal defects arise from incomplete absorption of the sinus venosus into the right atrium.

      By understanding the mechanisms behind these congenital heart defects, healthcare professionals can provide better care for affected individuals.

    • This question is part of the following fields:

      • Paediatrics
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  • Question 6 - A parent brings their 3-week-old girl, who was diagnosed prenatally with Down's syndrome,...

    Incorrect

    • A parent brings their 3-week-old girl, who was diagnosed prenatally with Down's syndrome, to hospital. She has been feeding poorly and has been constipated.

      On examination, her abdomen is distended.

      A colonic biopsy shows absence of ganglion cells in the submucosa.

      What is the initial management for this condition?

      Your Answer: Immediate surgery

      Correct Answer: Rectal washouts/bowel irrigation

      Explanation:

      Rectal washouts/bowel irrigation is the initial management for Hirschsprung’s disease. The absence of ganglion cells in the submucosa is a diagnostic criterion, and serial rectal irrigation should be performed before surgery to prevent enterocolitis. Conservative management is not recommended according to current guidelines, and high dose steroids have no role in this scenario. Surgery is the definitive treatment, but serial rectal irrigation should be performed beforehand to prevent enterocolitis. Laxatives are not appropriate for medical management in Hirschsprung’s disease.

      Understanding Hirschsprung’s Disease

      Hirschsprung’s disease is a rare condition that affects 1 in 5,000 births. It is caused by a developmental failure of the parasympathetic Auerbach and Meissner plexuses, resulting in an aganglionic segment of bowel. This leads to uncoordinated peristalsis and functional obstruction, which can present as constipation and abdominal distension in older children or failure to pass meconium in the neonatal period.

      Hirschsprung’s disease is three times more common in males and is associated with Down’s syndrome. Diagnosis is made through a rectal biopsy, which is considered the gold standard. Treatment involves initial rectal washouts or bowel irrigation, followed by surgery to remove the affected segment of the colon.

      In summary, Hirschsprung’s disease is a rare condition that can cause significant gastrointestinal symptoms. It is important to consider this condition as a differential diagnosis in childhood constipation, especially in male patients or those with Down’s syndrome. Early diagnosis and treatment can improve outcomes and prevent complications.

    • This question is part of the following fields:

      • Paediatrics
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  • Question 7 - A 4-year-old boy is brought to his pediatrician by his father. He has...

    Incorrect

    • A 4-year-old boy is brought to his pediatrician by his father. He has been experiencing a dry cough and runny nose for the past 7 days, along with a 6-day history of fevers up to 38.7ºC that have not responded to paracetamol and ibuprofen.

      During the examination, the boy appears generally unwell and unhappy. His tongue is bright red, and there is a maculopapular rash on his trunk. Bilateral conjunctival injection is present, but there is no apparent discharge. Additionally, palpable submandibular lymphadenopathy is observed.

      What investigation should be utilized to screen for long-term complications, given the probable diagnosis?

      Your Answer: CT coronary angiogram

      Correct Answer: Echocardiogram

      Explanation:

      An echocardiogram should be used to screen for coronary artery aneurysms, which are a complication of Kawasaki disease. To diagnose Kawasaki disease, a child must have a fever for at least 5 days and meet 4 out of 5 diagnostic criteria, including oropharyngeal changes, changes in the peripheries, bilateral non purulent conjunctivitis, polymorphic rash, and cervical lymphadenopathy. This disease is the most common cause of acquired cardiac disease in childhood, and it is important to exclude coronary artery aneurysms. Echocardiograms are a noninvasive and appropriate screening modality for this complication, as they do not expose the child to ionising radiation. Antistreptolysin O antibody titres, CT coronary angiogram, and ECG are not appropriate screening modalities for coronary artery aneurysms associated with Kawasaki disease.

      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.

    • This question is part of the following fields:

      • Paediatrics
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  • Question 8 - Sophie is a 15-year-old who has visited her GP seeking advice on contraception....

    Incorrect

    • Sophie is a 15-year-old who has visited her GP seeking advice on contraception. She discloses that she has been sexually active with a 15-year-old male partner for the past 3 months. Sophie has done her research on various contraceptive methods and expresses her interest in trying the combined oral contraceptive pill (COCP). She has a history of depression due to childhood abuse and is currently receiving treatment from the Child and Adolescent Mental Health Services. However, she reports feeling much better since starting her relationship with her partner. Sophie's parents are unaware of the situation, and she is unwilling to inform them. What is the appropriate course of action?

      Your Answer: Prescribe the COCP after discussing with her parents and gaining consent

      Correct Answer: Prescribe the COCP, providing there are no contraindications

      Explanation:

      The Fraser guidelines state that if a child meets the criteria, they can be prescribed the combined oral contraceptive pill (COCP) without parental knowledge or consent. It is important to maintain confidentiality and not breach it by discussing with the child’s parents. The child’s age or lack of consent for sexual intercourse should not affect their entitlement to contraception. While a full STI screen and pregnancy test are important aspects of holistic care, they are not necessary to prescribe the COCP. The GMC’s guidance on contraception, abortion, and STIs for those aged 0-18 also allows for providing such advice and treatment to young people under 16 without parental knowledge or consent if certain criteria are met.

      Guidelines for Obtaining Consent in Children

      The General Medical Council has provided guidelines for obtaining consent in children. According to these guidelines, young people who are 16 years or older can be treated as adults and are presumed to have the capacity to make decisions. However, for children under the age of 16, their ability to understand what is involved determines whether they have the capacity to decide. If a competent child refuses treatment, a person with parental responsibility or the court may authorize investigation or treatment that is in the child’s best interests.

      When it comes to providing contraceptives to patients under 16 years of age, the Fraser Guidelines must be followed. These guidelines state that the young person must understand the professional’s advice, cannot be persuaded to inform their parents, is likely to begin or continue having sexual intercourse with or without contraceptive treatment, and will suffer physical or mental health consequences without contraceptive treatment. Additionally, the young person’s best interests require them to receive contraceptive advice or treatment with or without parental consent.

      Some doctors use the term Fraser competency when referring to contraception and Gillick competency when referring to general issues of consent in children. However, rumors that Victoria Gillick removed her permission to use her name or applied copyright have been debunked. It is important to note that in Scotland, those with parental responsibility cannot authorize procedures that a competent child has refused.

    • This question is part of the following fields:

      • Paediatrics
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  • Question 9 - A six-year-old boy is brought to the doctor by his mother due to...

    Incorrect

    • A six-year-old boy is brought to the doctor by his mother due to some unusual nighttime activity. For the past year, he has been making grunting and gurgling sounds while asleep. Upon entering the room, the doctor notices that the boy's eyes are wide open, and his mouth is pulled to one side with excessive drooling onto the pillow. The mother is concerned because the boy was found shaking on the floor last night, which lasted for about 30 seconds. After the episode, he was weak and confused for hours. The boy's older brother has been diagnosed with epilepsy. What is the most probable diagnosis?

      Your Answer: Temporal lobe epilepsy

      Correct Answer: Benign rolandic epilepsy

      Explanation:

      Benign rolandic epilepsy is a type of epilepsy that usually affects children between the ages of 4 and 12 years. This condition is characterized by seizures that typically occur at night and are often partial, causing sensations in the face. However, these seizures may also progress to involve the entire body. Despite these symptoms, children with benign rolandic epilepsy are otherwise healthy and normal.

      Diagnosis of benign rolandic epilepsy is typically confirmed through an electroencephalogram (EEG), which shows characteristic centrotemporal spikes. Fortunately, the prognosis for this condition is excellent, with seizures typically ceasing by adolescence. While the symptoms of benign rolandic epilepsy can be concerning for parents and caregivers, it is important to remember that this condition is generally not associated with any long-term complications or developmental delays.

    • This question is part of the following fields:

      • Paediatrics
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  • Question 10 - A 14-month-old boy is seen by his doctor. He has been experiencing fever...

    Correct

    • A 14-month-old boy is seen by his doctor. He has been experiencing fever and cold symptoms for the past 2 days. Recently, he has developed a harsh cough and his parents are concerned. During the examination, the doctor observes that the child has a temperature of 38ºC and is experiencing inspiratory stridor, but there are no signs of intercostal recession. What is the probable diagnosis?

      Your Answer: Croup

      Explanation:

      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 11 - A 6-month-old infant is brought to the Emergency Department with persistent vomiting for...

    Correct

    • A 6-month-old infant is brought to the Emergency Department with persistent vomiting for the past 2 days. The mother reports that the vomiting is forceful and occurs after every feed. Despite attempts to soothe the baby, the vomiting has not subsided. Upon examination, the infant appears to be in good health. The heart rate is 130 bpm, respiratory rate is 32/min, blood pressure is 95/65 mmHg, capillary refill is 2 seconds, and mucous membranes are slightly dry. The infant has no fever. The paediatric registrar is called to assess the infant and decides to admit the infant for further investigation. Which diagnostic test would be most helpful in determining the cause of the vomiting?

      Your Answer: Abdominal ultrasound scan

      Explanation:

      The baby in this situation displays typical indications of pyloric stenosis. If a young infant experiences projectile vomiting after each feeding, it is important to consider the possibility of pyloric stenosis. The most effective method to visualize the issue is through an ultrasound scan, which can identify the thickening of the circular pylorus muscles. This is also the safest and most straightforward diagnostic test for a young baby. Additionally, a thorough abdominal examination may uncover a detectable lump in the upper left quadrant.

      Understanding Pyloric Stenosis

      Pyloric stenosis is a condition that usually occurs in infants between the second and fourth weeks of life. However, in rare cases, it may present later, up to four months. This condition is caused by the thickening of the circular muscles of the pylorus. Pyloric stenosis is more common in males, with an incidence of 4 per 1,000 live births. It is also more likely to affect first-borns and infants with a positive family history.

      The most common symptom of pyloric stenosis is projectile vomiting, which usually occurs about 30 minutes after a feed. Other symptoms may include constipation, dehydration, and a palpable mass in the upper abdomen. Prolonged vomiting can lead to hypochloraemic, hypokalaemic alkalosis, which can be life-threatening.

      Diagnosis of pyloric stenosis is typically made using ultrasound. Management of this condition involves a surgical procedure called Ramstedt pyloromyotomy. This procedure involves making a small incision in the pylorus to relieve the obstruction and allow for normal passage of food. With prompt diagnosis and treatment, infants with pyloric stenosis can make a full recovery.

    • This question is part of the following fields:

      • Paediatrics
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  • Question 12 - A 35 year old pregnant woman undergoes routine pregnancy screening blood tests and...

    Correct

    • A 35 year old pregnant woman undergoes routine pregnancy screening blood tests and is found to have an elevated alpha-fetoprotein level. This prompts investigation with ultrasound scanning. The scan reveals a fetus with an anterior abdominal wall defect and mass protruding through, which appears to still be covered with an amniotic sac. What is the standard course of action for managing this condition, based on the probable diagnosis?

      Your Answer: Caesarian section and staged repair

      Explanation:

      If a fetus is diagnosed with exomphalos, a caesarean section is recommended to lower the risk of sac rupture. Elevated levels of alpha-fetoprotein may indicate abdominal wall defects. The appropriate course of action is a caesarian section with staged repair, as this reduces the risk of sac rupture and surgery is not urgent. Immediate repair during caesarian section would only be necessary if the sac had ruptured. Vaginal delivery with immediate repair is only recommended for gastroschisis, as immediate surgery is required due to the lack of a protective sac. Therefore, the other two options are incorrect.

      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 omphalocele, 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.

    • This question is part of the following fields:

      • Paediatrics
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  • Question 13 - A 7-year-old girl presents to the emergency department with sudden onset of shortness...

    Correct

    • A 7-year-old girl presents to the emergency department with sudden onset of shortness of breath. Her parents report that she had a cold for a few days but today her breathing has become more difficult. She has a history of viral-induced wheeze and was recently diagnosed with asthma by her GP.

      Upon examination, her respiratory rate is 28/min, heart rate is 120/min, saturations are 95%, and temperature is 37.5ºC. She has intercostal and subcostal recession and a global expiratory wheeze, but responds well to salbutamol.

      What medications should be prescribed for her acute symptoms upon discharge?

      Your Answer: Salbutamol inhaler + 3 days prednisolone PO

      Explanation:

      It is recommended that all children who experience an acute exacerbation of asthma receive a short course of oral steroids, such as 3-5 days of prednisolone, along with a salbutamol inhaler. This approach should be taken regardless of whether the child is typically on an inhaled corticosteroid. It is important to ensure that patients have an adequate supply of their salbutamol inhaler and understand how to use it. Prescribing antibiotics is not necessary unless there is an indication of an underlying bacterial chest infection. Beclomethasone may be useful for long-term prophylactic management of asthma, but it is not typically used in short courses after acute exacerbations. A course of 10 days of prednisolone is longer than recommended and may not be warranted in all cases. A salbutamol inhaler alone would not meet the recommended treatment guidelines for acute asthma.

      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.

    • This question is part of the following fields:

      • Paediatrics
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  • Question 14 - A three-day-old baby who has not passed meconium is presenting with a distended...

    Correct

    • A three-day-old baby who has not passed meconium is presenting with a distended abdomen and vomiting green bile. A congenital condition affecting the rectum is suspected. What test is considered diagnostic in this case?

      Your Answer: Rectal biopsy

      Explanation:

      This infant is diagnosed with Hirschsprung’s disease, a congenital abnormality that results in the absence of ganglion cells in the myenteric and submucosal plexuses. This condition affects approximately 1 in 5000 births and is characterized by delayed passage of meconium (more than 2 days after birth), abdominal distension, and bilious vomiting. Treatment typically involves rectal washouts initially, followed by an anorectal pull-through procedure that involves removing the affected section of bowel and creating an anastomosis with the healthy colon.

      Abdominal X-rays, abdominal ultrasounds, and contrast enemas may suggest the presence of Hirschsprung’s disease, as the affected section of bowel may appear narrow while other sections may be dilated. However, a rectal biopsy is necessary for a definitive diagnosis, as it allows for the analysis of tissue under a microscope to confirm the absence of ganglion cells.

      Paediatric Gastrointestinal Disorders

      Pyloric stenosis is more common in males and has a 5-10% chance of being inherited from parents. Symptoms include projectile vomiting at 4-6 weeks of life, and diagnosis is made through a test feed or ultrasound. Treatment involves a Ramstedt pyloromyotomy, either open or laparoscopic.

      Acute appendicitis is uncommon in children under 3 years old, but when it does occur, it may present atypically. Mesenteric adenitis causes central abdominal pain and URTI, and is treated conservatively.

      Intussusception occurs in infants aged 6-9 months and causes colicky pain, diarrhea, vomiting, a sausage-shaped mass, and red jelly stool. Treatment involves reduction with air insufflation.

      Intestinal malrotation is characterized by a high caecum at the midline and may be complicated by the development of volvulus. Diagnosis is made through an upper GI contrast study and ultrasound, and treatment involves laparotomy or a Ladd’s procedure.

      Hirschsprung’s disease occurs in 1/5000 births and is characterized by delayed passage of meconium and abdominal distension. Treatment involves rectal washouts and an anorectal pull through procedure.

      Oesophageal atresia is associated with tracheo-oesophageal fistula and polyhydramnios, and may present with choking and cyanotic spells following aspiration. Meconium ileus is usually associated with cystic fibrosis and requires surgery to remove plugs. Biliary atresia causes jaundice and increased conjugated bilirubin, and requires an urgent Kasai procedure. Necrotising enterocolitis is more common in premature infants and is treated with total gut rest and TPN, with laparotomy required for perforations.

    • This question is part of the following fields:

      • Paediatrics
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  • Question 15 - A 12-year-old girl who plays soccer starts to feel discomfort during games. She...

    Correct

    • A 12-year-old girl who plays soccer starts to feel discomfort during games. She visits her doctor and is diagnosed with Osgood-Schlatter disease.

      Which bony prominence is affected by the inflammation that causes this condition?

      Your Answer: Tibial tuberosity

      Explanation:

      Osteochondrosis, known as Osgood-Schlatter disease, is caused by inflammation (apophysitis) at the tibial tuberosity. The diagnosis can often be confirmed by palpating the affected area, and it is a common condition among active children. Trochanteric bursitis may cause tenderness in the trochanteric region, while patellar tendonitis is suggested by tenderness below the patella during examination. Sporting injuries may affect the medial femoral condyle, but fibular head pain is rare.

      Understanding Osgood-Schlatter Disease

      Osgood-Schlatter disease, also known as tibial apophysitis, is a type of osteochondrosis that causes inflammation at the tibial tuberosity. This condition is caused by repeated avulsion of the apophysis, which is the bony outgrowth where the patellar tendon attaches. Osgood-Schlatter disease is a traction apophysitis, which means that it is caused by excessive pulling or stretching of the tendon.

      Although Osgood-Schlatter disease can be painful, it is a self-limiting condition that typically resolves on its own over time. Treatment is usually supportive and may include rest, ice, compression, and elevation of the affected area. In some cases, physical therapy or bracing may be recommended to help alleviate symptoms and prevent further injury.

      It is important to note that Osgood-Schlatter disease is most commonly seen in adolescents who are going through a growth spurt. As such, it is important for parents and coaches to be aware of the signs and symptoms of this condition so that they can seek appropriate medical attention if necessary. With proper management, most individuals with Osgood-Schlatter disease are able to return to their normal activities without any long-term complications.

    • This question is part of the following fields:

      • Paediatrics
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  • Question 16 - A 5-year-old boy visited his doctor last week due to recurring nosebleeds and...

    Correct

    • A 5-year-old boy visited his doctor last week due to recurring nosebleeds and bruises on his sides. Upon examination, his clotting was found to be prolonged. The following are his test results, along with the normal ranges for a 5-year-old:
      - Hemoglobin: 80g/l (115-135)
      - Platelets: 100 * 109/l (150-450)
      - White blood cells: 10.0 * 109/l (5.0-17.0)
      - Neutrophils: 1.0 * 109/l (1.5-8.5)
      What is the most probable diagnosis?

      Your Answer: Acute lymphoblastic leukaemia

      Explanation:

      Leukaemia is the most probable diagnosis given the presence of epistaxis and bruising, along with anaemia and low platelets. The prolonged prothrombin time and low platelets suggest disseminated intravascular coagulation, which is consistent with acute lymphoblastic leukaemia. Acute myeloid leukaemia is unlikely due to the patient’s age. The normal white blood cell count rules out a chronic infection. Aplastic anaemia and myelodysplasia would not account for the symptoms of epistaxis and bruising.

      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.

    • This question is part of the following fields:

      • Paediatrics
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  • Question 17 - Sarah is a 3-month-old baby who was brought in by her father. He...

    Correct

    • Sarah is a 3-month-old baby who was brought in by her father. He is extremely worried as his baby is generally unwell. Sarah has not been feeding well over the past 24 hours and has been very irritable. Her father had noted a fever of 38.5ºC this morning and this prompted him to seek medical attention. Her nappies continued to appear wet over this time and her father noted she had vomited once at home. No other symptoms were noted without cough.

      On examination, Sarah's general tone is maintained and she does not appear to display any signs of hypotonia. She is moving all 4 limbs equally. The chest remains clear. An area of non-blanching petechiae was noted.

      A lumbar puncture was performed with the following results:

      Parameter Value Normal range
      White cell count 200 cells <3
      Neutrophils 180 cells 0
      Lymphocytes 20 cells <22
      Protein 1.8g/L <1g/L
      CSF: serum glucose ratio 0.3 >=0.6

      What is the appropriate treatment for Sarah's likely diagnosis?

      Your Answer: IV cefotaxime and IV amoxicillin

      Explanation:

      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 meningococcal 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.

    • This question is part of the following fields:

      • Paediatrics
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  • Question 18 - A 3-year-old child is admitted with poor appetite. Over the last 24 hours,...

    Correct

    • A 3-year-old child is admitted with poor appetite. Over the last 24 hours, they have eaten only 25% of their usual amount and have had significantly fewer wet diapers than usual. The child has been particularly irritable over this time and is not settling. There is no past medical history, no known allergies, and there has been no travel outside of the UK.

      On examination, the child appears unsettled and grouchy. There are no rashes on exposure and the fontanelles appear normal. The physical observations reveal tachycardia and a fever of 39ºC. When you attempt to manually flex the child's neck you note that they also flex the hips and knees.

      What is the most appropriate empirical intravenous treatment for this child?

      Your Answer: Ceftriaxone

      Explanation:

      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 meningococcal 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.

    • This question is part of the following fields:

      • Paediatrics
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  • Question 19 - A 6-year-old girl presents to your clinic with her parents for a follow-up...

    Incorrect

    • A 6-year-old girl presents to your clinic with her parents for a follow-up appointment. She has been experiencing nocturnal enuresis for the past eight months. During her last visit four months ago, she was wetting the bed six to seven nights a week. You advised her parents to limit her fluid intake before bedtime, establish a toileting routine before bed, and implement a reward system for positive behavior. Despite following these recommendations, she continues to wet the bed six to seven nights a week. What would be the most appropriate next step in managing her nocturnal enuresis?

      Your Answer: Desmopressin

      Correct Answer: Enuresis alarm

      Explanation:

      When general advice has not been effective, an enuresis alarm is typically the initial treatment option for nocturnal enuresis. However, there are exceptions to this, such as when the child and family find the alarm unacceptable or if the child is over 8 years old and needs rapid short-term reduction in enuresis. Additionally, it is important to note that enuresis alarms have a lower relapse rate compared to other treatments.

      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.

    • This question is part of the following fields:

      • Paediatrics
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  • Question 20 - At what age do children usually outgrow these episodes?

    A 2-year-old toddler is...

    Incorrect

    • At what age do children usually outgrow these episodes?

      A 2-year-old toddler is brought in by ambulance after experiencing a seizure-like episode witnessed by their parent. The parent recorded the episode on their phone, which lasted for 30 seconds, and showed it to the pediatric team. The child has no previous history of seizures and no known medical conditions. The parent reports that the child has had a cough and runny nose for the past 4 days and has been restless at night, requiring acetaminophen for a fever of 39.2ºC. In the emergency department, the child is irritable and coughing but does not have any further seizures. The pediatric team reassures the parent that this episode is not a cause for concern and advises them that the child should eventually outgrow them.

      Your Answer: 9 years old

      Correct Answer: 5 years old

      Explanation:

      Febrile convulsions are commonly observed in children aged between 6 months to 5 years. The symptoms include a flushed and hot appearance followed by loss of consciousness. Febrile convulsions are usually characterized by tonic-clonic seizure-like episodes and a postictal period. Parents should be informed that most children experience only one episode. However, in children over 1-year-old who have had their first febrile convulsion, there is a 33% chance of recurrence, which is higher in children under 1. Although most children experience their first febrile convulsion by the age of 3, it can continue up to 5 years, especially in those who have had previous episodes. Children over 5 years old are less likely to experience febrile convulsions. If a child aged 7, 9, or 11 years experiences convulsions, they should be referred for neurological testing as it may indicate epilepsy.

      Febrile convulsions are seizures caused by fever in children aged 6 months to 5 years. They typically last less than 5 minutes and are most commonly tonic-clonic. There are three types: simple, complex, and febrile status epilepticus. Children who have had a first seizure or any features of a complex seizure should be admitted to pediatrics. Regular antipyretics do not reduce the chance of a febrile seizure occurring. The overall risk of further febrile convulsion is 1 in 3, with risk factors including age of onset, fever duration, family history, and link to epilepsy. Children without risk factors have a 2.5% risk of developing epilepsy, while those with all three features have a much higher risk.

    • This question is part of the following fields:

      • Paediatrics
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  • Question 21 - Johnny, a 5-year-old boy, has been brought to the doctor due to delayed...

    Correct

    • Johnny, a 5-year-old boy, has been brought to the doctor due to delayed speech development. What factors could increase his likelihood of developing autistic spectrum disorder?

      Your Answer: A trinucleotide repeat disorder of the X chromosome

      Explanation:

      Autistic spectrum disorder and learning difficulties have been linked to fragile X syndrome, especially in males, which is a trinucleotide repeat disorder. However, recent guidance has shown that there is no connection between the MMR vaccine and autistic spectrum disorder, contrary to what the media may suggest. Additionally, a higher risk of autistic spectrum disorder has been associated with low birth weight, not high birth weight, and there is no evidence to support a link between childhood obesity and autistic spectrum disorder. It is important to note that males have a significantly higher risk of developing autistic spectrum disorder compared to females, with a male to female ratio of approximately 4:1.

      Fragile X Syndrome: A Genetic Disorder

      Fragile X syndrome is a genetic disorder caused by a trinucleotide repeat. It affects both males and females, but males are more severely affected. Common features in males include learning difficulties, large low set ears, long thin face, high arched palate, macroorchidism, hypotonia, and a higher likelihood of autism. Mitral valve prolapse is also a common feature. Females, who have one fragile chromosome and one normal X chromosome, may have a range of symptoms from normal to mild.

      Diagnosis of Fragile X syndrome can be made antenatally by chorionic villus sampling or amniocentesis. The number of CGG repeats can be analyzed using restriction endonuclease digestion and Southern blot analysis. Early diagnosis and intervention can help manage the symptoms of Fragile X syndrome and improve the quality of life for those affected.

    • This question is part of the following fields:

      • Paediatrics
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  • Question 22 - A 3-month-old boy is presented to surgery with vomiting and poor feeding. The...

    Incorrect

    • A 3-month-old boy is presented to surgery with vomiting and poor feeding. The mother reports a strong odor in his urine, indicating a possible urinary tract infection. What is the best course of action for management?

      Your Answer: Urine culture + empirical oral antibiotic therapy + ultrasound as soon as possible

      Correct Answer: Refer immediately to hospital

      Explanation:

      Urinary tract infections (UTI) are more common in boys until 3 months of age, after which the incidence is substantially higher in girls. Presentation in childhood depends on age, with infants showing poor feeding, vomiting, and irritability, younger children showing abdominal pain, fever, and dysuria, and older children showing dysuria, frequency, and haematuria. NICE guidelines recommend checking urine samples in children with symptoms or signs suggestive of a UTI, unexplained fever of 38°C or higher, or an alternative site of infection but who remain unwell. Urine collection should be done through clean catch or urine collection pads, and invasive methods should only be used if non-invasive methods are not possible. Management includes referral to a paediatrician for infants less than 3 months old, admission to hospital for children aged more than 3 months old with an upper UTI, and oral antibiotics for 3-10 days for children aged more than 3 months old with a lower UTI. Antibiotic prophylaxis is not given after the first UTI but should be considered with recurrent UTIs.

    • This question is part of the following fields:

      • Paediatrics
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  • Question 23 - A 4-month-old boy is brought to the clinic by his parents as they...

    Incorrect

    • A 4-month-old boy is brought to the clinic by his parents as they are concerned about a possible heart condition. The baby was born full-term and has had no major health issues except for a mild cold. After examining the child, the consultant paediatrician suspects the presence of a patent ductus arteriosus (PDA).

      What is a clinical feature that would indicate the presence of a PDA in this infant?

      Your Answer: Right-to-left shunting

      Correct Answer: Wide pulse pressure

      Explanation:

      Patent ductus arteriosus (PDA) is a condition where the ductus arteriosus fails to close, causing a left-to-right shunt of blood from the aorta to the pulmonary artery. This can lead to a spectrum of clinical effects, including a continuous murmur, increased pressure in diastole, and widened pulse pressures. Larger PDAs can cause dilation and cardiac failure, and may be associated with prematurity, female infants, congenital rubella syndrome, and Down’s syndrome. PDAs should be closed if detected to prevent complications such as pulmonary hypertension and right heart failure.

    • This question is part of the following fields:

      • Paediatrics
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  • Question 24 - What feature is typical of patent ductus arteriosus in children? ...

    Incorrect

    • What feature is typical of patent ductus arteriosus in children?

      Your Answer: Cyanosis is a common presenting feature

      Correct Answer: It causes a murmur which is typically loudest in systole

      Explanation:

      Patent Ductus Arteriosus (PDA)

      Patent ductus arteriosus (PDA) is a condition where the ductus arteriosus, which normally closes within a month after birth, remains open. This duct is responsible for transmitting blood from the pulmonary artery to the aortic arch in fetal circulation. However, after birth, the duct should close as the body’s prostaglandin levels decrease, resulting in the formation of the ligamentum arteriosum. In PDA, the duct remains open, creating a channel between the pulmonary and systemic circulations. The severity of the condition depends on the size of the duct, with larger PDAs causing increased pulmonary artery pressures that may lead to Eisenmenger syndrome.

      Most PDAs are asymptomatic or present with cardiac failure. A continuous murmur, louder in systole and best heard under the left clavicle, is a typical sign. Patients with PDA may also have a large pulse pressure, collapsing pulse, and prominent femoral pulses. Treatment options include NSAIDs to promote duct closure or IV prostaglandin for neonates with duct-dependent cardiac lesions. Antibiotic prophylaxis is recommended for dental extraction, although the risk of bacterial endocarditis is relatively low. Asymptomatic PDAs usually undergo closure via cardiac catheterization and the use of a coil within a year.

    • This question is part of the following fields:

      • Paediatrics
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  • Question 25 - You are requested to assess a 38-week-gestation boy in the postnatal ward who...

    Incorrect

    • You are requested to assess a 38-week-gestation boy in the postnatal ward who is now 36-hours-old. The baby was delivered via forceps and has noticeable facial bruising. He is being formula-fed and is progressing well in the postnatal period except for an elevated transcutaneous bilirubin measurement. What could be the probable reason for the raised bilirubin level in this newborn?

      Your Answer:

      Correct Answer: Bruising

      Explanation:

      Elevated bilirubin levels can result from bruising during birth, which causes hemolysis. Bruising in the neonatal stage can also lead to increased bilirubin levels due to the breakdown of haemoglobin. Preterm babies and those who are breastfed are more likely to develop jaundice. The baby’s medical history and examination do not indicate any signs of infection. Jaundice is not associated with being male.

      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.

    • This question is part of the following fields:

      • Paediatrics
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  • Question 26 - A 6-year-old boy is admitted to the paediatric ward with a cough and...

    Incorrect

    • A 6-year-old boy is admitted to the paediatric ward with a cough and lethargy. His dad is concerned as his breathing is fast and he has had a high temperature which hasn't improved with paracetamol. He is normally healthy and up to date with all his vaccinations.

      Upon examination, he is tachypnoeic with a temperature of 39.5ºC. He has crackles in the left lower zone on auscultation. Blood tests reveal the following results:

      - Hb 132 g/L (Male: 135-180, Female: 115-160)
      - Platelets 290* 109/L (150-400)
      - WBC 18.5* 109/L (4.0-11.0)
      - Na+ 140 mmol/L (135-145)
      - K+ 4.2 mmol/L (3.5-5.0)
      - Urea 5.5 mmol/L (2.0-7.0)
      - Creatinine 90 µmol/L (55-120)
      - CRP 85 mg/L (<5)

      A chest radiograph shows a left lower lobe consolidation. What is the most likely causative agent of his pneumonia?

      Your Answer:

      Correct Answer: Streptococcus pneumoniae

      Explanation:

      In children, S. pneumoniae is the most probable cause of bacterial pneumonia, as indicated by the presentation of raised inflammatory markers and lobar consolidation on chest x-ray. The child is experiencing persistent fever and tachypnea. Other potential causes include Mycoplasma pneumonia or Chlamydia pneumoniae, while RSV is more commonly associated with bronchiolitis in children under 2 years old. Haemophilus influenzae and Bordetella pertussis are less likely to be responsible for pneumonia in immunized and non-immunocompromised children. Legionella pneumophila is an unlikely cause of pneumonia in a child of this age, despite its potential to cause severe pneumonia.

      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 influenzae, co-amoxiclav is recommended. It is important to follow these guidelines to ensure effective treatment and management of pneumonia in children.

    • This question is part of the following fields:

      • Paediatrics
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  • Question 27 - You are a healthcare professional at the paediatric oncology unit and you have...

    Incorrect

    • You are a healthcare professional at the paediatric oncology unit and you have been summoned to speak with the parents of a 6-year-old boy who has recently been diagnosed with acute lymphoblastic leukaemia (ALL). The parents are anxious about their older daughter and are wondering if she is also at a higher risk of developing ALL. Can you provide them with information on the epidemiology of acute lymphoblastic leukaemia?

      Your Answer:

      Correct Answer: Peak incidence is 2-5 years

      Explanation:

      Childhood leukaemia is the most prevalent cancer in children, without significant familial correlation. However, certain genetic disorders, such as Down’s syndrome, can increase the risk of developing this disease.

      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.

    • This question is part of the following fields:

      • Paediatrics
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  • Question 28 - A 3-year-old girl is brought to her pediatrician with a 1 day history...

    Incorrect

    • A 3-year-old girl is brought to her pediatrician with a 1 day history of limping on her left side. Her parents state that she has been healthy except for a recent cough and her daycare provider has not noticed any injuries. During the physical exam, the child appears uncomfortable and in pain, but has normal range of motion in her left hip. What is the best course of action for management at this point?

      Your Answer:

      Correct Answer: Urgent hospital assessment

      Explanation:

      If a child under the age of 3 presents with an acute limp, it is crucial to arrange urgent assessment in secondary care. This is because they are at a higher risk of septic arthritis and child maltreatment, according to Nice Clinical Knowledge Summaries. Additionally, the diagnosis of transient synovitis should be made with extreme caution after ruling out serious causes of limp, as it is rare in this age group. Urgent referral for assessment is recommended due to the difficulty in examining and identifying subtle clinical signs.

      Causes of Limping in Children

      Limping in children can be caused by various factors, which may differ depending on the child’s age. One possible cause is transient synovitis, which has an acute onset and is often accompanied by viral infections. This condition is more common in boys aged 2-12 years. On the other hand, septic arthritis/osteomyelitis may cause a child to feel unwell and have a high fever. Juvenile idiopathic arthritis may cause a painless limp, while trauma can usually be diagnosed through the child’s history. Development dysplasia of the hip is usually detected in neonates and is six times more common in girls. Perthes disease, which is due to avascular necrosis of the femoral head, is more common in children aged 4-8 years. Finally, slipped upper femoral epiphysis may occur in children aged 10-15 years and is characterized by the displacement of the femoral head epiphysis postero-inferiorly. It is important to identify the cause of a child’s limp in order to provide appropriate treatment and prevent further complications.

    • This question is part of the following fields:

      • Paediatrics
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  • Question 29 - A baby born to a 28-year-old woman has ambiguous genitalia on examination; the...

    Incorrect

    • A baby born to a 28-year-old woman has ambiguous genitalia on examination; the rest of the physical examination is normal. Genotype is determined to be XY. The testes are retained within the abdominal cavity, and the internal reproductive tracts exhibit the normal male phenotype.
      What could be the possible cause of this abnormal development?

      Your Answer:

      Correct Answer: 5α-reductase deficiency

      Explanation:

      There are several conditions that can affect the development of male reproductive organs. 5α-reductase deficiency is a congenital absence of 5α-reductase, which is necessary for the production of dihydrotestosterone. Without dihydrotestosterone, the external genitalia may not develop properly, resulting in feminization. Testicular dysgenesis can also lead to poor development of the testes and decreased secretion of testosterone, which can cause feminization of the external genitalia and female-type internal tracts. 17α-hydroxylase deficiency prevents the synthesis of testosterone, leading to feminization of the external genitalia and degeneration of the Wolffian ducts. Complete androgen resistance results in feminization of the external genitalia, but neither male nor female internal tracts develop. Sertoli-only syndrome occurs when only Sertoli cells are present, leading to absent spermatogenesis and increased FSH levels. This can result in both male and female internal tracts due to the absence of the Müllerian regression factor, but normal testosterone secretion allows for the development of male-type external genitalia.

    • This question is part of the following fields:

      • Paediatrics
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  • Question 30 - Beta-human chorionic gonadotrophin (beta-hCG) and alfa-fetoprotein (AFP) ...

    Incorrect

    • Beta-human chorionic gonadotrophin (beta-hCG) and alfa-fetoprotein (AFP)

      Your Answer:

      Correct Answer: Biliary atresia

      Explanation:

      Biliary atresia is a condition that usually manifests within the first few weeks of a newborn’s life, characterized by jaundice, poor appetite, and growth issues. It is a common cause of prolonged neonatal jaundice that appears after two weeks. Other symptoms include an enlarged liver and spleen, abnormal growth, and heart murmurs if there are associated cardiac abnormalities. Conjugated bilirubin levels are abnormally high, while bile acids and aminotransferases are also typically elevated, but cannot be used to distinguish between biliary atresia and other causes of neonatal cholestasis. Although bile duct stenosis may present similarly, it is less frequent.

      Understanding Biliary Atresia in Neonatal Children

      Biliary atresia is a condition that affects the extrahepatic biliary system in neonatal children, resulting in an obstruction in the flow of bile. This condition is more common in females than males and occurs in 1 in every 10,000-15,000 live births. There are three types of biliary atresia, with type 3 being the most common. Patients typically present with jaundice, dark urine, pale stools, and abnormal growth.

      To diagnose biliary atresia, doctors may perform various tests, including serum bilirubin, liver function tests, serum alpha 1-antitrypsin, sweat chloride test, and ultrasound of the biliary tree and liver. Surgical intervention is the only definitive treatment for biliary atresia, and medical intervention includes antibiotic coverage and bile acid enhancers following surgery.

      Complications of biliary atresia include unsuccessful anastomosis formation, progressive liver disease, cirrhosis, and eventual hepatocellular carcinoma. However, the prognosis is good if surgery is successful. In cases where surgery fails, liver transplantation may be required in the first two years of life. Overall, understanding biliary atresia is crucial for early diagnosis and effective management in neonatal children.

    • This question is part of the following fields:

      • Paediatrics
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  • Question 31 - A 3-year-old child is brought by her mother to the general practice surgery...

    Incorrect

    • A 3-year-old child is brought by her mother to the general practice surgery with a 3-day history of fever, irritability and right ear pain, which suddenly became more severe 12 hours ago and then resolved with the onset of a discharge from the right ear. On examination, you find a tympanic membrane with a central perforation.
      What is the most appropriate management plan?

      Your Answer:

      Correct Answer: Commence oral antibiotics and review after 6 weeks to ensure the perforation is healing

      Explanation:

      Acute otitis media with perforation is an inflammation of the middle ear that lasts less than 3 weeks and is commonly seen in children under 10 years old. It can be caused by viruses or bacteria, with Haemophilus influenzae, Streptococcus pneumoniae, and respiratory syncytial virus being the most common culprits. Symptoms include earache, fever, and irritability, and examination reveals a red, cloudy tympanic membrane that may be bulging or perforated. Complications can include temporary hearing loss, mastoiditis, and meningitis. Treatment involves pain relief and a course of oral antibiotics, with routine referral to ENT only necessary for recurrent symptoms or those that fail to resolve with antibiotics. Gentamicin is contraindicated in the presence of a tympanic perforation due to its ototoxicity, and amoxicillin is the first-line antibiotic treatment.

    • This question is part of the following fields:

      • Paediatrics
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  • Question 32 - A 5-month-old baby presents with symptoms of shortness of breath and difficulty taking...

    Incorrect

    • A 5-month-old baby presents with symptoms of shortness of breath and difficulty taking feeds. During examination, a systolic murmur is heard at the left lower sternal edge, and a thrill is felt in the pulmonary area. A rough ejection systolic murmur is best heard in the same area. An ECG shows right ventricular hypertrophy with right axis deviation, and the liver is palpable. The baby's oxygen saturation intermittently drops to 88%, causing cyanotic spells. What is the most probable diagnosis?

      Your Answer:

      Correct Answer: Tetralogy of Fallot

      Explanation:

      Understanding Congenital Heart Disorders: Tetralogy of Fallot and Other Conditions

      Congenital heart disorders are conditions that affect the heart’s structure and function from birth. One such disorder is Tetralogy of Fallot, which is characterized by several abnormalities, including right ventricular hypertrophy, pulmonary stenosis, VSD, and an overriding aorta. Symptoms usually appear at birth or within the first year of life and are caused by a right-to-left shunt, leading to systemic hypoxemia.

      Cyanotic spells are common in Tetralogy of Fallot and can cause marked desaturation due to a decrease in systemic vascular resistance or an increase in pulmonary resistance. In some cases, a left-to-right shunt may initially be present, leading to pulmonary hypertension and eventually causing a right-to-left shunt and heart failure.

      Other congenital heart disorders include VSD, which may not manifest until childhood or adulthood, transposition of the great vessels, which presents at birth with severe hypoxemia, ASD, which may not manifest until later in life, and coarctation of the aorta, which typically does not present until later in life unless extremely severe.

      Understanding these congenital heart disorders and their symptoms is crucial for early diagnosis and treatment, which can improve outcomes and quality of life for affected individuals.

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      • Paediatrics
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  • Question 33 - A 24-hour-old newborn, born at 35 weeks to a healthy mother, is currently...

    Incorrect

    • A 24-hour-old newborn, born at 35 weeks to a healthy mother, is currently being examined on the ward. The baby appears to be in good health on initial inspection and the mother has not reported any concerns thus far. During the examination, the doctor observes a large volume, collapsing pulse, a heaving apex beat, and a left subclavicular thrill. On auscultation of heart sounds, the doctor detects a continuous 'machinery-like' murmur. An urgent echocardiogram is ordered by the doctor, which confirms their suspected diagnosis. No other abnormalities or defects are detected on the echo.

      What would be the most appropriate initial management, given the findings and likely diagnosis?

      Your Answer:

      Correct Answer: Give indomethacin to the neonate

      Explanation:

      The probable diagnosis based on the examination findings is pulmonary ductus arteriosus (PDA), which is characterized by a ‘machinery-like’ murmur. The recommended treatment for this condition is the administration of indomethacin or ibuprofen, which inhibits prostaglandin production and promotes duct closure. The use of prostaglandin E1 is not appropriate in this case, as it would keep the duct open. Referral for routine or urgent surgery is also not necessary, as no other congenital heart defects were found on the echocardiogram. Monitoring and repeating echocardiograms alone are not sufficient and medical intervention is required for closure of the duct.

      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.

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      • Paediatrics
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  • Question 34 - The mother of a 7-week-old baby boy born at 33 weeks gestation is...

    Incorrect

    • The mother of a 7-week-old baby boy born at 33 weeks gestation is seeking guidance on immunisation. What is the recommended course of action for his first round of vaccinations?

      Your Answer:

      Correct Answer: Give as per normal timetable

      Explanation:

      The UK immunisation schedule recommends certain vaccines at different ages. At birth, the BCG vaccine is given if the baby is at risk of tuberculosis. At 2, 3, and 4 months, the ‘6-1 vaccine’ (diphtheria, tetanus, whooping cough, polio, Hib and hepatitis B) and oral rotavirus vaccine are given, along with Men B and PCV at certain intervals. At 12-13 months, the Hib/Men C, MMR, and PCV vaccines are given, along with Men B. At 3-4 years, the ‘4-in-1 preschool booster’ (diphtheria, tetanus, whooping cough and polio) and MMR vaccines are given. At 12-13 years, the HPV vaccination is given, and at 13-18 years, the ‘3-in-1 teenage booster’ (tetanus, diphtheria and polio) and Men ACWY vaccines are given. Additionally, the flu vaccine is recommended annually for children aged 2-8 years.

      It is important to note that the meningitis ACWY vaccine has replaced meningitis C for 13-18 year-olds due to an increased incidence of meningitis W disease in recent years. The ACWY vaccine will also be offered to new students (up to the age of 25 years) at university. GP practices will automatically send letters inviting 17-and 18-year-olds in school year 13 to have the Men ACWY vaccine. Students going to university or college for the first time as freshers, including overseas and mature students up to the age of 25, should contact their GP to have the Men ACWY vaccine, ideally before the start of the academic year.

      It is worth noting that the Men C vaccine used to be given at 3 months but has now been discontinued. This is because the success of the Men C vaccination programme means there are almost no cases of Men C disease in babies or young children in the UK any longer. All children will continue to be offered the Hib/Men C vaccine at one year of age, and the Men ACWY vaccine at 14 years of age to provide protection across all age groups.

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  • Question 35 - At what age should the oral rotavirus vaccine be administered as part of...

    Incorrect

    • At what age should the oral rotavirus vaccine be administered as part of the NHS immunisation schedule?

      Your Answer:

      Correct Answer: 2 months + 3 months

      Explanation:

      The Rotavirus Vaccine: A Vital Tool in Preventing Childhood Illness and Mortality

      Rotavirus is a significant public health concern, causing high rates of morbidity and hospitalization in developed countries and childhood mortality in developing nations. To combat this, a vaccine was introduced into the NHS immunization program in 2013. This vaccine is an oral, live attenuated vaccine that requires two doses, the first at two months and the second at three months. It is important to note that the first dose should not be given after 14 weeks and six days, and the second dose cannot be given after 23 weeks and six days due to the theoretical risk of intussusception.

      The rotavirus vaccine is highly effective, with an estimated efficacy rate of 85-90%. It is predicted to reduce hospitalization rates by 70% and provides long-term protection against rotavirus. This vaccine is a vital tool in preventing childhood illness and mortality, particularly in developing countries where access to healthcare may be limited. By ensuring that children receive the rotavirus vaccine, we can help to protect them from this dangerous and potentially deadly virus.

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      • Paediatrics
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  • Question 36 - You are summoned to the delivery room for the forceps delivery of a...

    Incorrect

    • You are summoned to the delivery room for the forceps delivery of a baby of 37 week gestation who experienced fetal distress during labour. The attending obstetrician passes the baby to you for resuscitation. What is the initial step?

      Your Answer:

      Correct Answer: Dry the baby

      Explanation:

      Can you rephrase the algorithm for newborn resuscitation recommended by the UK resuscitation council?

      After birth, the first step is to dry the baby, maintain their temperature, and start timing. Next, assess the baby’s tone, breathing, and heart rate. If the baby is gasping or not breathing, open their airway and give five inflation breaths. Then, reassess the heart rate. If there is no increase, check the chest movement to ensure the inflation breaths are adequate. If the chest is not moving, recheck the head position, consider two-person airway control, and repeat the inflation breaths. If the chest is moving but the heart rate is still undetectable or less than 60 beats per minute, start chest compressions at a ratio of 3 compressions to 1 inflation breath (3:1). Reassess the heart rate every 30 seconds, and if it is still undetectable or very slow, consider IV access and drugs.

      The Apgar score is a tool used to evaluate the health of a newborn baby. It is recommended by NICE to be assessed at 1 and 5 minutes after birth, and again at 10 minutes if the initial score is low. The score is based on five factors: pulse, respiratory effort, color, muscle tone, and reflex irritability. A score of 0-3 is considered very low, 4-6 is moderate low, and 7-10 indicates that the baby is in good health. The score helps healthcare professionals quickly identify any potential issues and provide appropriate care.

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      • Paediatrics
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  • Question 37 - You are attending labour for an emergency Caesarean section for failure to progress....

    Incorrect

    • You are attending labour for an emergency Caesarean section for failure to progress. The operation goes on without any complications. The baby cries immediately after birth and there is 30 seconds of delayed cord clamping. On examination, baby is centrally pink with blueish hands and feet. Saturation probes are attached to the baby and show an oxygen saturation of 73% at 5 minutes. What is the most appropriate next step in management?

      Your Answer:

      Correct Answer: Observe and reassess at next interval

      Explanation:

      During the first 10 minutes after birth, it is normal for a healthy newborn to have SpO2 readings that are not optimal. It is also common for them to experience temporary cyanosis, which typically resolves on its own and does not require intervention. It is important to evaluate the baby’s appearance and color using the APGAR scoring system at 1 minute after birth, and then again at 5 and 10 minutes.

      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 38 - A 2-year-old child is being evaluated by a neurologist due to delayed motor...

    Incorrect

    • A 2-year-old child is being evaluated by a neurologist due to delayed motor development. The child's general practitioner referred them to the specialist. The child exhibits slow, twisting, and repetitive movements of the arms when attempting to move or walk. Additionally, the child experiences rapid involuntary and jerky movements of the legs, along with oro-motor difficulties. There is no significant family history of neurological conditions, and the child's two siblings are healthy. What is the most probable diagnosis, and in which zone is the lesion likely located?

      Your Answer:

      Correct Answer: Basal ganglia and the substantia nigra

      Explanation:

      Dyskinetic cerebral palsy is caused by damage to the basal ganglia and the substantia nigra. These areas control movement and are specifically affected by cerebral malformations during development and congenital infections. The main symptoms of dyskinetic cerebral palsy are athetoid movements and oro-motor problems, which involve slow, involuntary, and writhing movements of various muscle groups.

      Kluver-Bucy syndrome, which is caused by lesions to the amygdala, produces a different set of symptoms, including hypersexuality, hyperorality, hyperphagia, and visual agnosia. Frontal lobe lesions can cause expressive aphasia, disinhibition, perseveration, anosmia, and inability to generate a list. Damage to the medial thalamus and mammillary bodies of the hypothalamus can cause Wernicke and Korsakoff syndrome, which is typically seen in alcoholics and those with severe nutritional deficiencies. This syndrome is characterized by nystagmus, ophthalmoplegia, ataxia, and amnesia.

      Understanding Cerebral Palsy

      Cerebral palsy is a condition that affects movement and posture due to damage to the motor pathways in the developing brain. It is the most common cause of major motor impairment and affects 2 in 1,000 live births. The causes of cerebral palsy can be antenatal, intrapartum, or postnatal. Antenatal causes include cerebral malformation and congenital infections such as rubella, toxoplasmosis, and CMV. Intrapartum causes include birth asphyxia or trauma, while postnatal causes include intraventricular hemorrhage, meningitis, and head trauma.

      Children with cerebral palsy may exhibit abnormal tone in early infancy, delayed motor milestones, abnormal gait, and feeding difficulties. They may also have associated non-motor problems such as learning difficulties, epilepsy, squints, and hearing impairment. Cerebral palsy can be classified into spastic, dyskinetic, ataxic, or mixed types.

      Managing cerebral palsy requires a multidisciplinary approach. Treatments for spasticity include oral diazepam, oral and intrathecal baclofen, botulinum toxin type A, orthopedic surgery, and selective dorsal rhizotomy. Anticonvulsants and analgesia may also be required. Understanding cerebral palsy and its management is crucial in providing appropriate care and support for individuals with this condition.

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  • Question 39 - A 28-year-old woman who has never given birth before goes into spontaneous labour...

    Incorrect

    • A 28-year-old woman who has never given birth before goes into spontaneous labour and you are assisting in the vaginal delivery of a baby girl weighing 3.2 kg. To assess the newborn's health, you use the Apgar score. Can you provide the correct components of the Apgar score?

      Your Answer:

      Correct Answer: Pulse, respiratory effort, colour, muscle tone, reflex irritability

      Explanation:

      To evaluate the well-being of a newborn, medical professionals use the Apgar scoring system. This system takes into account the infant’s pulse, respiratory function, skin color, muscle tone, and reflex response.

      The Apgar score is a tool used to evaluate the health of a newborn baby. It is recommended by NICE to be assessed at 1 and 5 minutes after birth, and again at 10 minutes if the initial score is low. The score is based on five factors: pulse, respiratory effort, color, muscle tone, and reflex irritability. A score of 0-3 is considered very low, 4-6 is moderate low, and 7-10 indicates that the baby is in good health. The score helps healthcare professionals quickly identify any potential issues and provide appropriate care.

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      • Paediatrics
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  • Question 40 - You are working at a Saturday morning clinic and a mother brings in...

    Incorrect

    • You are working at a Saturday morning clinic and a mother brings in her 10-year-old daughter who has developed new pustular, honey-coloured crusted lesions over her chin. She is systemically well with all observations in the normal range and no evidence of lymphadenopathy on examination. She has no allergies to any medications and is normally fit and well.
      You diagnose localised non-bullous impetigo.
      The daughter is due to go on a school trip to the Natural History Museum in London the following day and is extremely excited about this. The mother asks if she is allowed to go on this school trip.
      What is your management plan?

      Your Answer:

      Correct Answer: Prescribe topical hydrogen peroxide 1% cream and advise them that the child should be excluded from school until the lesions are crusted and healed

      Explanation:

      Referral or admission is not necessary for this straightforward primary care case, which can be treated with topical antibiotics (with the addition of oral antibiotics containing fusidic acid if resistance is suspected or confirmed). However, it is important to advise the patient that they should not return to school or attend their school trip until 48 hours after starting antibiotic treatment or until the lesions have crusted and healed.

      The Health Protection Agency has provided guidance on when children should be excluded from school due to infectious conditions. Some conditions, such as conjunctivitis, fifth disease, roseola, infectious mononucleosis, head lice, threadworms, and hand, foot and mouth, do not require exclusion. Scarlet fever requires exclusion for 24 hours after commencing antibiotics, while whooping cough requires exclusion for 2 days after commencing antibiotics or 21 days from onset of symptoms if no antibiotics are taken. Measles requires exclusion for 4 days from onset of rash, rubella for 5 days from onset of rash, and chickenpox until all lesions are crusted over. Mumps requires exclusion for 5 days from onset of swollen glands, while diarrhoea and vomiting require exclusion until symptoms have settled for 48 hours. Impetigo requires exclusion until lesions are crusted and healed, or for 48 hours after commencing antibiotic treatment, and scabies requires exclusion until treated. influenzae requires exclusion until the child has recovered. The official advice regarding school exclusion for chickenpox has varied, but the most recent guidance suggests that all lesions should be crusted over before children return to school.

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  • Question 41 - You have just assisted with the normal vaginal delivery of a baby boy,...

    Incorrect

    • You have just assisted with the normal vaginal delivery of a baby boy, during the delivery there was a large amount of meconium. On observation of the baby just after the birth, what signs would indicate the need for the neonatal team to evaluate the baby?

      Your Answer:

      Correct Answer: Respiratory rate 75/minute

      Explanation:

      The Apgar score is a tool used to evaluate the health of a newborn baby. It is recommended by NICE to be assessed at 1 and 5 minutes after birth, and again at 10 minutes if the initial score is low. The score is based on five factors: pulse, respiratory effort, color, muscle tone, and reflex irritability. A score of 0-3 is considered very low, 4-6 is moderate low, and 7-10 indicates that the baby is in good health. The score helps healthcare professionals quickly identify any potential issues and provide appropriate care.

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      • Paediatrics
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  • Question 42 - A parent brings her 5-year-old son into surgery as she suspects he may...

    Incorrect

    • A parent brings her 5-year-old son into surgery as she suspects he may have head lice. Which of the following statements about head lice is false?

      Your Answer:

      Correct Answer: Children should be excluded from school until treatment has been started

      Explanation:

      It is not recommended to exclude children from school due to head lice.

      Understanding Head Lice

      Head lice, also known as pediculosis capitis or ‘nits’, is a common condition in children caused by a parasitic insect called Pediculus capitis. These small insects live only on humans and feed on our blood. The eggs are glued to the hair close to the scalp and hatch in 7 to 10 days. Nits are the empty egg shells and are found further along the hair shaft as they grow out.

      Head lice are spread by direct head-to-head contact and tend to be more common in children who play closely together. They cannot jump, fly, or swim. When newly infected, cases have no symptoms, but itching and scratching on the scalp occur 2 to 3 weeks after infection. There is no incubation period.

      To diagnose head lice, fine-toothed combing of wet or dry hair is necessary. Treatment is only indicated if living lice are found. A choice of treatments should be offered, including malathion, wet combing, dimeticone, isopropyl myristate, and cyclomethicone. Household contacts of patients with head lice do not need to be treated unless they are also affected. School exclusion is not advised for children with head lice.

      Understanding head lice is important to prevent its spread and manage the condition effectively. By knowing the symptoms, diagnosis, and management, we can take necessary precautions and seek appropriate treatment when needed.

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  • Question 43 - When do most children begin to say mama and dada? Is there a...

    Incorrect

    • When do most children begin to say mama and dada? Is there a typical age range for this milestone?

      Your Answer:

      Correct Answer: 9-10 months

      Explanation:

      Developmental milestones for speech and hearing are important indicators of a child’s growth and development. These milestones can help parents and caregivers track a child’s progress and identify any potential issues early on. At three months, a baby should be able to quieten to their parents’ voice and turn towards sound. They may also start to squeal. By six months, they should be able to produce double syllables like adah and erleh. At nine months, they may say mama and dada and understand the word no. By 12 months, they should know and respond to their own name and understand simple commands like give it to mummy.

      Between 12 and 15 months, a child may know about 2-6 words and understand more complex commands. By two years old, they should be able to combine two words and point to parts of their body. Their vocabulary should be around 200 words by 2 1/2 years old. At three years old, they should be able to talk in short sentences and ask what and who questions. They may also be able to identify colors and count to 10. By four years old, they may start asking why, when, and how questions. These milestones are important to keep in mind as a child grows and develops their speech and hearing abilities.

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  • Question 44 - You are working in a district general hospital and are asked to perform...

    Incorrect

    • You are working in a district general hospital and are asked to perform a routine check on a 6-month-old infant. You're part of the paediatric team and haven't had any access to the previous medical records.
      On examination, the infant appears healthy with appropriate weight for age and has a strong cry. There are no signs of respiratory distress and no abnormal heart sounds on auscultation. However, you notice a cleft palate. What is the most likely association with this finding?

      Your Answer:

      Correct Answer: Maternal anti-epileptic use in pregnancy

      Explanation:

      The use of anti-epileptic medication by expectant mothers can lead to the development of orofacial clefts in their babies. Orofacial clefts are a common birth defect that can be caused by various factors, including smoking, benzodiazepine use, anti-epileptic medication, and rubella infection during pregnancy. Treatment for orofacial clefts requires a team of specialists, including plastic and orthodontic surgeons, paediatricians, and speech therapists. It is important to note that congenital heart disease does not increase the risk of orofacial clefts.

      Understanding Cleft Lip and Palate

      Cleft lip and palate are common congenital deformities that affect approximately 1 in every 1,000 babies. These conditions can occur as isolated developmental malformations or as a component of over 200 birth defects. The most common variants of cleft lip and palate are isolated cleft lip, isolated cleft palate, and combined cleft lip and palate.

      The pathophysiology of cleft lip and palate involves polygenic inheritance and an increased risk for babies whose mothers use antiepileptic medication. Cleft lip occurs when the fronto-nasal and maxillary processes fail to fuse, while cleft palate results from the failure of the palatine processes and nasal septum to fuse.

      Children with cleft lip and palate may experience problems with feeding and speech. Orthodontic devices can be helpful for feeding, while speech therapy can help 75% of children develop normal speech. Babies with cleft palate are at an increased risk of developing otitis media.

      Management of cleft lip and palate involves repairing the cleft lip earlier than the cleft palate. The timing of repair varies, with some practices repairing the cleft lip in the first week of life and others waiting up to three months. Cleft palates are typically repaired between 6-12 months of age.

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  • Question 45 - What is the most frequent location for osteoclastoma to occur? ...

    Incorrect

    • What is the most frequent location for osteoclastoma to occur?

      Your Answer:

      Correct Answer: Lower end of femur

      Explanation:

      Distribution and Characteristics of Giant Cell Tumours

      Giant cell tumours, also known as osteoclastomas, are commonly found in the knee area, specifically at the distal femur and proximal tibia. The proximal humerus and distal radius are also common sites for these tumours. In fact, approximately 50% of giant cell tumours are located in the knee area.

      These tumours are usually solitary, with less than 1% being multicentric. It is important to note that giant cell tumours can be benign or malignant, and their treatment depends on their location, size, and aggressiveness. Early detection and treatment are crucial in preventing complications and ensuring a better prognosis for patients.

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  • Question 46 - A 4-year-old girl is seen by the General Practitioner (GP). She has been...

    Incorrect

    • A 4-year-old girl is seen by the General Practitioner (GP). She has been unwell with coryzal symptoms for two days and has fever. She has been eating a little less than usual but drinking plenty of fluids and having her normal amount of wet nappies. Her mother reports that she had an episode of being unresponsive and her limbs were jerking while in the waiting room that lasted about 30 seconds. On examination, following the episode, she is alert, without signs of focal neurology. Her temperature is 38.9 °C, heart rate 120 bpm and capillary refill time < 2 seconds. She has moist mucous membranes. There is no sign of increased work of breathing. Her chest is clear. She has cervical lymphadenopathy; her throat is red, but no exudate is present on her tonsils. She has clear, thick nasal discharge, and both her tympanic membranes are inflamed, but not bulging. Which of the following is most likely to indicate that the child can be managed safely at home?

      Your Answer:

      Correct Answer: Seizure/convulsion lasted for < 5 minutes

      Explanation:

      When to Seek Urgent Medical Attention for Febrile Convulsions in Children

      Febrile convulsions are seizures that occur in response to a high body temperature in children aged between six months and three years. While most febrile convulsions are harmless and do not require urgent medical attention, there are certain red flag features that parents should be aware of. If any of the following features are present, urgent hospital admission is necessary:

      – Children aged less than 18 months
      – Diagnostic uncertainty
      – Convulsion lasting longer than 5 minutes
      – Focal features during the seizure
      – Recurrence of convulsion during the same illness or in the last 24 hours
      – Incomplete recovery one hour after the convulsion
      – No focus of infection identified
      – Examination findings suggesting a serious cause for fever such as pneumonia
      – Child currently taking antibiotics, with a clear bacterial focus of infection

      It is important to note that a first febrile convulsion in a child is also an indication for urgent hospital admission. If a child less than six months or over three years experiences a seizure not associated with fever, it may be due to an underlying neurological condition and require further specialist investigation. Parents should be aware of these red flag features and seek medical attention promptly if they are present.

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  • Question 47 - You are asked to assess a male infant born 18 hours ago, at...

    Incorrect

    • You are asked to assess a male infant born 18 hours ago, at 35 weeks gestation, due to concerns raised by the nursing staff. Upon conducting a comprehensive examination and taking note of the mother's positive group B streptococcus status, you tentatively diagnose the baby with neonatal sepsis and commence treatment. What is the most frequently observed feature associated with this condition?

      Your Answer:

      Correct Answer: Respiratory distress

      Explanation:

      Neonatal Sepsis: Causes, Risk Factors, and Management

      Neonatal sepsis is a serious bacterial or viral infection in the blood that affects babies within the first 28 days of life. It is categorized into early-onset (EOS) and late-onset (LOS) sepsis, with each category having distinct causes and common presentations. The most common causes of neonatal sepsis are group B streptococcus (GBS) and Escherichia coli, accounting for approximately two-thirds of cases. Premature and low birth weight babies are at higher risk, as well as those born to mothers with GBS colonization or infection during pregnancy. Symptoms can vary from subtle signs of illness to clear septic shock, and diagnosis is usually established through blood culture. Treatment involves early identification and use of intravenous antibiotics, with duration depending on ongoing investigations and clinical picture. Other important management factors include maintaining adequate oxygenation and fluid and electrolyte status.

      Neonatal Sepsis: Causes, Risk Factors, and Management

      Neonatal sepsis is a serious infection that affects newborn babies within the first 28 days of life. It can be caused by a variety of bacteria and viruses, with GBS and E. coli being the most common. Premature and low birth weight babies, as well as those born to mothers with GBS colonization or infection during pregnancy, are at higher risk. Symptoms can range from subtle signs of illness to clear septic shock, and diagnosis is usually established through blood culture. Treatment involves early identification and use of intravenous antibiotics, with duration depending on ongoing investigations and clinical picture. Other important management factors include maintaining adequate oxygenation and fluid and electrolyte status.

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  • Question 48 - A 6-year-old child is brought to see you by his parents, who are...

    Incorrect

    • A 6-year-old child is brought to see you by his parents, who are concerned because he 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:

      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.

      Parents should have their child tested for any potential medical causes, but if none are found, they can take comfort in knowing that bedwetting is a normal part of childhood for many kids. Treatment is generally not recommended until a child is at least five years old, and even then, simple interventions like star charts and enuresis alarms can be effective in motivated children.

      It’s also important to consider any potential psychological issues that may be contributing to the problem. Parents should ask their child about their school and home life, and try to speak to them without the presence of the parents if possible. Sometimes, stress or anxiety can be a factor in bedwetting.

      If short-term relief is necessary, medications like desmopressin nasal spray can be prescribed for children over five years old. However, prophylactic antibiotics and oral imipramine are not recommended for this condition. Referral to a specialist for an ultrasound scan is also not necessary unless there is an indication of infection or structural abnormality.

      Overall, parents should take comfort in knowing that bedwetting is a common issue that many children experience, and that there are effective interventions available to help manage it.

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  • Question 49 - A 3-year-old girl with a 2-day history of coughing is brought in by...

    Incorrect

    • A 3-year-old girl with a 2-day history of coughing is brought in by her father. The cough is non-productive in nature. On examination, she has no accessory muscle usage and is afebrile. On auscultation, she is noted to have a left-sided wheeze.
      What is the most likely cause of this?

      Your Answer:

      Correct Answer: Inhaled foreign body

      Explanation:

      Pediatric Wheezing: Causes and Characteristics

      Pediatric wheezing can be caused by various conditions, each with its own unique characteristics. Unilateral wheeze in a child under three years old is often associated with inhalation of a foreign body, which can partially or completely obstruct the airway. Bronchiolitis, typically caused by respiratory syncytial virus, initially presents as an upper respiratory tract infection and progresses to a lower respiratory tract infection with bilateral wheeze, cough, and difficulty breathing. Pneumonia may also cause wheezing, but is typically accompanied by systemic symptoms such as fever and crepitations on auscultation. Asthma, a common cause of pediatric wheezing, is characterized by bilateral expiratory wheezing due to premature bronchiole collapse. Croup, caused by a parainfluenza virus, presents with a barking cough, stridor, and respiratory distress, and is treated with dexamethasone.

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      • Paediatrics
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  • Question 50 - A 2-month-old infant is scheduled for a hearing screening test. She was born...

    Incorrect

    • A 2-month-old infant is scheduled for a hearing screening test. She was born at 38 weeks without any pregnancy complications and delivered vaginally. Which hearing test would be most suitable for this child?

      Your Answer:

      Correct Answer: Automated otoacoustic emissions

      Explanation:

      The otoacoustic emission test is specifically designed to screen newborns for hearing issues. Different hearing tests are available for different age groups, but in the UK, newborns are typically screened using the automated otoacoustic emissions test or the evoked otoacoustic emissions test. If any abnormalities are detected, the automated auditory brainstem response test is used as a follow-up. The other hearing tests mentioned are more appropriate for older children. This information is provided by the NHS in the UK.

      Hearing Tests for Children

      Hearing tests are important for children to ensure that they are developing normally. There are several tests that may be performed on children of different ages. For newborns, an otoacoustic emission test is typically done as part of the Newborn Hearing Screening Programme. This test involves playing a computer-generated click through a small earpiece and checking for the presence of a soft echo, which indicates a healthy cochlea. If the results of this test are abnormal, an Auditory Brainstem Response test may be done.

      For infants between 6-9 months, a Distraction test may be performed by a health visitor with the help of two trained staff members. For children between 18 months to 2.5 years, a Recognition of familiar objects test may be used, which involves using familiar objects like a teddy or cup and asking the child simple questions like where is the teddy? For children over 2.5 years, Performance testing and Speech discrimination tests may be used, such as the Kendall Toy test or McCormick Toy Test. Pure tone audiometry is typically done at school entry in most areas of the UK for children over 3 years old.

      In addition to these tests, there is also a questionnaire for parents in the Personal Child Health Records called Can your baby hear you? It is important for parents to be aware of these tests and to have their child’s hearing checked regularly to ensure proper development.

    • This question is part of the following fields:

      • Paediatrics
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