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Question 1
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A 12-year-old Nigerian girl is brought to the GP clinic by her mother. She has been experiencing headaches, fatigue, and body aches for the past week. She has also been complaining of a sore throat and difficulty swallowing. This morning, her mother noticed swollen glands on both sides of her neck. The mother asks if her daughter can still attend school.
What would be your advice to the mother?Your Answer: She should be kept off school for 5 days from the onset of swollen glands
Explanation:If a child develops swollen glands due to mumps, they should stay away from school for 5 days starting from the day the swelling began. As the child’s swollen glands started one day ago, they should not attend school for the next 5 days. Waiting for a month is not necessary, but the child should not return to school until the 5-day exclusion period is over, even if the swelling has not completely resolved. The option suggesting waiting until all swellings have resolved before returning to school is incorrect.
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. Influenza 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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This question is part of the following fields:
- Paediatrics
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Question 2
Correct
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A newborn is delivered at term via vaginal delivery with no complications, however she is not showing signs of breathing at one minute. Her heart rate is >110bpm, but she is floppy and has a blue colouration. What is the most appropriate next step?
Your Answer: 5 breaths of air via face mask
Explanation:Performing airway suction should be avoided unless there is clear evidence of thick meconium causing obstruction, as it may lead to reflex bradycardia in infants. Chest compressions are not necessary if the heart rate (HR) is above 100 beats per minute (bpm). CPR should only be initiated if the HR drops below 60 bpm. If there are no signs of breathing due to fluid in the lungs, administering five breaths through a 250ml ambu bag is a more effective and hygienic approach than using mouth-to-mouth resuscitation in a hospital setting.
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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This question is part of the following fields:
- Paediatrics
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Question 3
Incorrect
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A 6-month-old baby girl starts to experience frequent vomiting after feedings. Prior to this, she had been growing at a steady rate. What is the probable diagnosis?
Your Answer: Hirschsprung’s disease
Correct Answer: Pyloric stenosis
Explanation:Common Neonatal Gastrointestinal Disorders
There are several common gastrointestinal disorders that can affect newborns. These include pyloric stenosis, necrotising enterocolitis (NEC), congenital duodenal atresia, Hirschsprung’s disease, and tracheoesophageal fistula (TOF).
Pyloric stenosis is characterised by hypertrophy of the circular pyloric muscle, and typically presents with non-bilious, projectile vomiting in the third or fourth week of life. Constipation and dehydration may also occur, and biochemistry may show hypokalaemic metabolic alkalosis. Boys are more likely to be affected, especially if born into a family with affected girls.
NEC is a condition primarily seen in premature infants, where portions of the bowel undergo necrosis. Symptoms include bilious vomiting, distended abdomen, and bloody stools, with late signs including bowel perforation and multi-organ failure.
Congenital duodenal atresia is a congenital absence or complete closure of a portion of the lumen of the duodenum, and presents with bile-stained vomiting, abdominal distension, and inability to pass meconium.
Hirschsprung’s disease is characterised by the failure of ganglion cells to migrate into the hindgut, leading to functional intestinal obstruction. Symptoms include abdominal distension, bile-stained vomiting, and failure to pass meconium.
TOF refers to a communication between the trachea and oesophagus, usually associated with oesophageal atresia. Symptoms include choking, coughing, and cyanosis during feeding, excess mucus, and recurrent lower respiratory tract infections. Other congenital anomalies may also be present.
Overall, early recognition and management of these neonatal gastrointestinal disorders is crucial for optimal outcomes.
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This question is part of the following fields:
- Paediatrics
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Question 4
Correct
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A 5-year-old girl is discovered collapsed and unresponsive. Upon examination, there are no apparent obstructions in her airway. There are no signs of life and no indication of any respiratory efforts being made. Emergency assistance has been summoned and is en route.
What is the most suitable course of action to take next in her treatment?Your Answer: Give 5 rescue breaths
Explanation:The correct initial step for paediatric basic life support (BLS) is to give 5 rescue breaths immediately, even before checking for a pulse. This is because respiratory causes are the most common in children. Checking for a femoral pulse is not necessary to determine the need for chest compressions, as palpation of the pulse is not a reliable indicator of effective circulation. Giving 2 rescue breaths is incorrect for children, as they require 5 rescue breaths to mitigate hypoxia. The correct ratio of chest compressions to rescue breaths is 15:2, but the first step in paediatric BLS is always to give 5 rescue breaths.
Paediatric Basic Life Support Guidelines
Paediatric basic life support guidelines were updated in 2015 by the Resuscitation Council. Lay rescuers should use a compression:ventilation ratio of 30:2 for children under 1 year and between 1 year and puberty, a child is defined. If there are two or more rescuers, a ratio of 15:2 should be used.
The algorithm for paediatric basic life support starts with checking if the child is unresponsive and shouting for help. The airway should be opened, and breathing should be checked by looking, listening, and feeling for breaths. If the child is not breathing, five rescue breaths should be given, and signs of circulation should be checked.
For infants, the brachial or femoral pulse should be used, while children should use the femoral pulse. Chest compressions should be performed at a ratio of 15:2, with a rate of 100-120 compressions per minute for both infants and children. The depth of compressions should be at least one-third of the anterior-posterior dimension of the chest, which is approximately 4 cm for an infant and 5 cm for a child.
In children, the lower half of the sternum should be compressed, while in infants, a two-thumb encircling technique should be used for chest compressions. These guidelines are crucial for anyone who may need to perform basic life support on a child, and it is essential to follow them carefully to ensure the best possible outcome.
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This question is part of the following fields:
- Paediatrics
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Question 5
Incorrect
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A grandfather visits you as his grandson has been diagnosed with hypospadias. He wants to know what treatment options are available and if there are any measures he can take to prevent the condition from worsening.
Your Answer: Normally no treatment is required
Correct Answer: Corrective surgery at around 12 months of age is required and children should not be circumcised
Explanation:The usual age for performing hypospadias surgery is approximately 12 months.
Understanding Hypospadias: A Congenital Abnormality of the Penis
Hypospadias is a condition that affects approximately 3 out of 1,000 male infants. It is a congenital abnormality of the penis that is usually identified during the newborn baby check. However, if missed, parents may notice an abnormal urine stream. This condition is characterized by a ventral urethral meatus, a hooded prepuce, and chordee in more severe forms. The urethral meatus may open more proximally in the more severe variants, but 75% of the openings are distally located. There appears to be a significant genetic element, with further male children having a risk of around 5-15%.
Hypospadias most commonly occurs as an isolated disorder, but it can also be associated with other conditions such as cryptorchidism (present in 10%) and inguinal hernia. Once hypospadias has been identified, infants should be referred to specialist services. Corrective surgery is typically performed when the child is around 12 months of age. It is essential that the child is not circumcised prior to the surgery as the foreskin may be used in the corrective procedure. In boys with very distal disease, no treatment may be needed. Understanding hypospadias is important for parents and healthcare providers to ensure proper management and treatment of this condition.
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This question is part of the following fields:
- Paediatrics
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Question 6
Correct
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A mother brings her 3-year-old child to you, complaining of frequent respiratory infections, a persistent cough, and poor weight gain. The child is currently at the 3rd percentile for their age. The parents are of Romanian descent and have recently moved to the UK. What test should be performed to confirm the suspected diagnosis?
Your Answer: Sweat test
Explanation:Cystic fibrosis is a genetic disorder that affects the lungs and is inherited in an autosomal recessive manner. In the United Kingdom, newborns are screened for cystic fibrosis on the sixth day of life using a dried blood spot collected on a Guthrie card.
Understanding Cystic Fibrosis and the Organisms that Affect Patients
Cystic fibrosis is a genetic disorder that causes thickened secretions in the lungs and pancreas. This condition is caused by a defect in the cystic fibrosis transmembrane conductance regulator gene (CFTR), which regulates chloride channels. In the UK, 80% of CF cases are due to delta F508 on chromosome 7, and the carrier rate is approximately 1 in 25.
CF patients are susceptible to colonization by certain organisms, including Staphylococcus aureus, Pseudomonas aeruginosa, Burkholderia cepacia, and Aspergillus. These organisms can cause infections and exacerbate symptoms in CF patients. It is important for healthcare providers to monitor and manage these infections to improve patient outcomes. By understanding the genetic basis of CF and the organisms that affect patients, healthcare providers can provide better care for those with this condition.
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This question is part of the following fields:
- Paediatrics
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Question 7
Correct
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A 5-year-old girl comes to the GP with her father. He is concerned that she is not growing as well as her classmates. The father reports that the child experiences foul-smelling diarrhoea about 3-4 times a week and complains of abdominal pain.
During the examination, the girl has a distended belly and thin buttocks. She has fallen 3 centile lines and now falls on the 15th centile.
What would be the most suitable first test to perform?Your Answer: IgA TTG antibodies
Explanation:The most probable diagnosis in this case is coeliac disease, which can be confirmed by testing for IgA TTG antibodies. To determine the appropriate antibiotic, a stool sample would be necessary to diagnose gastroenteritis. The hydrogen breath test is typically used to diagnose irritable bowel syndrome or certain food intolerances. Endoscopy is more frequently used in adults who are suspected of having cancer. An abdominal X-ray may be beneficial in cases where obstruction is suspected. Coeliac disease is a digestive disorder that is becoming more prevalent and is characterized by an adverse reaction to gluten, a protein found in wheat, barley, and rye.
Coeliac Disease in Children: Causes, Symptoms, and Diagnosis
Coeliac disease is a condition that affects children and is caused by sensitivity to gluten, a protein found in cereals. This sensitivity leads to villous atrophy, which causes malabsorption. Children usually present with symptoms before the age of 3, coinciding with the introduction of cereals into their diet. The incidence of coeliac disease is around 1 in 100 and is strongly associated with HLA-DQ2 and HLA-DQ8. Symptoms of coeliac disease include failure to thrive, diarrhoea, abdominal distension, and anaemia in older children. However, many cases are not diagnosed until adulthood.
Diagnosis of coeliac disease involves a jejunal biopsy showing subtotal villous atrophy. Screening tests such as anti-endomysial and anti-gliadin antibodies are also useful. Duodenal biopsies can show complete atrophy of the villi with flat mucosa and marked crypt hyperplasia, as well as dense mixed inflammatory infiltrate in the lamina propria. Increased number of intraepithelial lymphocytes and vacuolated superficial epithelial cells can also be observed.
In summary, coeliac disease is a condition that affects children and is caused by sensitivity to gluten. It is important to be aware of the symptoms and to seek medical attention if necessary. Diagnosis involves a biopsy and screening tests, and treatment involves a gluten-free diet.
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This question is part of the following fields:
- Paediatrics
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Question 8
Correct
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The parents of a 15-month-old boy visit their GP with concerns about his eyes. They have noticed that in some photos there is no 'red eye' on the right side. Upon examination, the boy is found to have an esotropic strabismus and a loss of the red-reflex in the right eye. There is a family history of a grandparent who had an enucleation as a child.
What is the probable diagnosis?Your Answer: Retinoblastoma
Explanation:The absence of the red-reflex may be a symptom of a congenital cataract, but this condition is typically identified at birth or during routine infant screenings. Additionally, a congenital cataract would not account for the familial history of enucleation.
Retinoblastoma is a prevalent type of eye cancer that is commonly found in children, with an average age of diagnosis at 18 months. It is caused by a loss of function of the retinoblastoma tumor suppressor gene on chromosome 13, which is inherited in an autosomal dominant pattern. About 10% of cases are hereditary. The most common presenting symptom is the absence of red-reflex, which is replaced by a white pupil (leukocoria). Other possible features include strabismus and visual problems.
When it comes to managing retinoblastoma, enucleation is not the only option. Depending on how advanced the tumor is, other treatment options include external beam radiation therapy, chemotherapy, and photocoagulation. The prognosis for retinoblastoma is excellent, with over 90% of patients surviving into adulthood.
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This question is part of the following fields:
- Paediatrics
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Question 9
Incorrect
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A 6-week-old girl is brought to the pediatrician by her father with symptoms of vomiting and diarrhea for the past 5 days. She has also developed a new rash that is bothering her and has a runny nose. The father denies any weight loss, fever, or other family members being sick.
Upon further questioning, the father reveals that he has recently introduced formula milk as he is planning to return to work soon and wants the baby to get used to it. The pediatrician suspects that the infant may have an intolerance to cow's milk protein.
What would be the most appropriate alternative feed to try for this baby?Your Answer: Lactose free formula
Correct Answer: Extensively hydrolysed formula
Explanation:Formula options for infants with different types of intolerance vary. For infants with cow’s milk protein intolerance, a partially hydrolysed formula is recommended as it contains proteins that are less allergenic. Amino acid-based formula is suitable for infants with severe intolerance, although it may not be as palatable. High protein formula is used for pre-term infants, but recent studies suggest that it may increase the risk of obesity in the long-term. Lactose-free formula is appropriate for infants with lactose intolerance, which is characterized by gastrointestinal symptoms rather than rash and runny nose.
Understanding Cow’s Milk Protein Intolerance/Allergy
Cow’s milk protein intolerance/allergy (CMPI/CMPA) is a condition that affects around 3-6% of children, typically presenting in the first 3 months of life in formula-fed infants. Both immediate and delayed reactions can occur, with CMPA used for immediate reactions and CMPI for mild-moderate delayed reactions. Symptoms include regurgitation, vomiting, diarrhea, urticaria, atopic eczema, colic symptoms, wheeze, chronic cough, and rarely, angioedema and anaphylaxis. Diagnosis is often clinical, with investigations including skin prick/patch testing and total IgE and specific IgE (RAST) for cow’s milk protein.
Management for formula-fed infants includes using extensive hydrolyzed formula (eHF) milk as the first-line replacement formula for mild-moderate symptoms and amino acid-based formula (AAF) for severe CMPA or if no response to eHF. Around 10% of infants are also intolerant to soya milk. For breastfed infants, mothers should eliminate cow’s milk protein from their diet and consider prescribing calcium supplements to prevent deficiency. eHF milk can be used when breastfeeding stops until at least 6 months and up to 12 months of age.
The prognosis for CMPI is usually good, with most children becoming milk tolerant by the age of 3-5 years. However, a challenge is often performed in a hospital setting as anaphylaxis can occur. It is important to refer infants with severe symptoms to a pediatrician for management. Understanding CMPI/CMPA and its management can help parents and healthcare providers provide appropriate care for affected children.
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This question is part of the following fields:
- Paediatrics
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Question 10
Correct
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You are evaluating a 12-month-old infant with suspected bronchiolitis. What sign or symptom should prompt you to consider alternative diagnoses?
Your Answer: Temperature of 39.7ºC
Explanation:When a child has bronchiolitis, it is common for them to have a low-grade fever. However, if the child has a high fever (over 39°C) and/or persistently focal crackles, it may indicate a diagnosis of pneumonia.
Bronchiolitis is a condition where the bronchioles become inflamed, and it is most commonly caused by respiratory syncytial virus (RSV). This virus is responsible for 75-80% of cases, with other causes including mycoplasma and adenoviruses. Bronchiolitis is most prevalent in infants under one year old, with 90% of cases occurring in those aged 1-9 months. The condition is more serious in premature babies, those with congenital heart disease or cystic fibrosis. Symptoms include coryzal symptoms, dry cough, increasing breathlessness, and wheezing. Hospital admission is often necessary due to feeding difficulties associated with increasing dyspnoea.
Immediate referral is recommended if the child has apnoea, looks seriously unwell, has severe respiratory distress, central cyanosis, or persistent oxygen saturation of less than 92% when breathing air. Clinicians should consider referral if the child has a respiratory rate of over 60 breaths/minute, difficulty with breastfeeding or inadequate oral fluid intake, or clinical dehydration. Immunofluorescence of nasopharyngeal secretions may show RSV, and management is largely supportive. Humidified oxygen is given via a head box if oxygen saturations are persistently low, and nasogastric feeding may be necessary if children cannot take enough fluid/feed by mouth. Suction may also be used for excessive upper airway secretions. NICE released guidelines on bronchiolitis in 2015 for more information.
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This question is part of the following fields:
- Paediatrics
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