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Question 1
Correct
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A 10-year-old boy is brought to surgery as his father is worried about his weight. This has been a concern for more than three years and dad believes it is affecting his son's performance in school. What is the best way to determine the extent of his obesity?
Your Answer: Body mass index percentile adjusted to age and gender
Explanation:Understanding Obesity in Children
Childhood obesity is a complex issue that requires careful assessment and management. Unlike adults, defining obesity in children is more challenging as body mass index (BMI) varies with age. To accurately assess BMI, percentile charts are needed. According to recent guidelines by the National Institute for Health and Care Excellence (NICE), the UK 1990 BMI charts should be used to provide age- and gender-specific information.
NICE recommends tailored clinical intervention if BMI is at the 91st centile or above. If BMI is at the 98th centile or above, assessing for comorbidities is necessary. Lifestyle factors are the most common cause of obesity in childhood. However, other factors such as growth hormone deficiency, hypothyroidism, Down’s syndrome, Cushing’s syndrome, and Prader-Willi syndrome can also contribute to obesity in children.
Obesity in children can lead to various consequences, including orthopaedic problems such as slipped upper femoral epiphyses and Blount’s disease, musculoskeletal pains, psychological consequences like poor self-esteem and bullying, sleep apnoea, and benign intracranial hypertension. Moreover, obesity in childhood can increase the risk of developing type 2 diabetes mellitus, hypertension, and ischaemic heart disease in the long run. Therefore, it is crucial to identify and manage obesity in children to prevent these adverse outcomes.
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This question is part of the following fields:
- Paediatrics
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Question 2
Incorrect
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A 4-year-old child is presented to your allergy clinic by anxious parents. The child has a previous medical record of a mild non-IgE mediated egg allergy. What course of action would you suggest?
Your Answer: Gradual reintroduction of egg based products using the egg ladder starting with scrambled egg
Correct Answer: Gradual reintroduction of egg based products using the egg ladder
Explanation:The egg ladder can be used to reintroduce egg in children with non-IgE mediated allergy, starting with baked egg in biscuits. Chlorpheniramine and adrenaline pen are not appropriate choices.
Identifying and Managing Food Allergies in Children and Young People
Food allergies in children and young people can be categorized into IgE-mediated and non-IgE-mediated allergies. It is important to note that food intolerance is not caused by immune system dysfunction and is not covered by the 2011 NICE guidelines. Symptoms of IgE-mediated allergies include skin reactions such as pruritus, erythema, urticaria, and angioedema, gastrointestinal symptoms like nausea, colicky abdominal pain, vomiting, and diarrhea, and respiratory symptoms such as nasal itching, sneezing, rhinorrhea, congestion, cough, chest tightness, wheezing, and shortness of breath. Non-IgE-mediated allergies may present with symptoms like gastro-oesophageal reflux disease, loose or frequent stools, blood and/or mucus in stools, abdominal pain, infantile colic, food refusal or aversion, constipation, perianal redness, pallor and tiredness, and faltering growth.
If the history suggests an IgE-mediated allergy, skin prick tests or blood tests for specific IgE antibodies to the suspected foods and likely co-allergens should be offered. On the other hand, if the history suggests a non-IgE-mediated allergy, the suspected allergen should be eliminated for 2-6 weeks and then reintroduced. It is recommended to consult a dietitian with appropriate competencies about nutritional adequacies, timings, and follow-up. By identifying and managing food allergies in children and young people, we can prevent severe allergic reactions and improve their quality of life.
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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 12-year-old boy comes to the emergency department with a dog bite on his right leg. During examination, it is found that he has 2 puncture wounds on the anterior aspect of the leg. Apart from administering antibiotics, what is the appropriate way to treat the wounds?
Your Answer: Thorough washout and suture (absorbable)
Correct Answer: Thorough washout and dressing only
Explanation:Animal and Human Bites: Causes and Management
Animal and human bites are common injuries that can lead to infections caused by various microorganisms. Dogs and cats are the most common animals involved in bites, with Pasteurella multocida being the most commonly isolated organism. On the other hand, human bites can cause infections from both aerobic and anaerobic bacteria, including Streptococci spp., Staphylococcus aureus, Eikenella, Fusobacterium, and Prevotella.
To manage animal and human bites, it is important to cleanse the wound thoroughly. Puncture wounds should not be sutured closed unless there is a risk of cosmesis. The current recommendation for treatment is co-amoxiclav, but if the patient is allergic to penicillin, doxycycline and metronidazole are recommended. It is also important to consider the risk of viral infections such as HIV and hepatitis C in human bites.
In summary, animal and human bites can lead to infections caused by various microorganisms. Proper wound cleansing and appropriate antibiotic treatment are essential in managing these injuries. Additionally, healthcare providers should consider the risk of viral infections in human bites.
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This question is part of the following fields:
- Paediatrics
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Question 4
Incorrect
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A 10-year-old girl comes in for a check-up. She was diagnosed with asthma two years ago by her pediatrician. She is currently taking a salbutamol inhaler, using 2 puffs 3 times a day, and a low-dose beclomethasone inhaler. She also takes oral montelukast. However, she still experiences a night time cough and has to use her blue inhaler most days. Unfortunately, the addition of montelukast has not provided much relief. On examination today, her chest is clear with no wheeze and a near-normal peak flow. What should be the next step in her management?
Your Answer: Add regular oral prednisolone until symptoms are controlled
Correct Answer: Stop montelukast and add salmeterol
Explanation:For children between the ages of 5 and 16 with asthma that is not being effectively managed with a combination of a short-acting beta agonist (SABA), low-dose inhaled corticosteroids (ICS), and a leukotriene receptor antagonist, it is recommended to add a long-acting beta agonist (LABA) to the treatment plan and discontinue the use of the leukotriene receptor antagonist.
Managing Asthma in Children: NICE Guidelines
Asthma management in children has been updated by NICE in 2017, following the 2016 BTS guidelines. The new guidelines for children aged 5-16 are similar to those for adults, with a stepwise approach for treatment. For newly-diagnosed asthma, short-acting beta agonist (SABA) is recommended. If symptoms persist, a combination of SABA and paediatric low-dose inhaled corticosteroid (ICS) is used. Leukotriene receptor antagonist (LTRA) is added if symptoms still persist, followed by long-acting beta agonist (LABA) if necessary. Maintenance and reliever therapy (MART) is used as a combination of ICS and LABA for daily maintenance therapy and symptom relief. For children under 5 years old, clinical judgement plays a greater role in diagnosis. The stepwise approach is similar to that for older children, with an 8-week trial of paediatric moderate-dose ICS before adding LTRA. If symptoms persist, referral to a paediatric asthma specialist is recommended.
It should be noted that NICE does not recommend changing treatment for well-controlled asthma patients simply to adhere to the latest guidelines. The definitions of low, moderate, and high-dose ICS have also changed, with different definitions for adults and children. For children, <= 200 micrograms budesonide or equivalent is considered a paediatric low dose, 200-400 micrograms is a moderate dose, and > 400 micrograms is a high dose. Overall, the new NICE guidelines provide a clear and concise approach to managing asthma in children.
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This question is part of the following fields:
- Paediatrics
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Question 5
Correct
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A 5-year-old child is brought to the Paediatric department by his grandmother. He has developed a very high fever and is breathing with a high-pitched sound. His grandmother is very worried as she has tried to get him to drink some water and take paracetamol this morning, but he is drooling and refuses to take anything orally. The child is Spanish speaking, however, his grandmother translates that he feels too hot and his chest hurts.
What is the most suitable initial step in managing this child's condition?Your Answer: Call anaesthetics
Explanation:Acute epiglottitis is characterized by the sudden onset of fever, drooling, and stridor in a child. It is important to immediately call anaesthetics as there is a high risk of airway obstruction if the child becomes upset. The Hib vaccination is widely available and subsidized in many countries, including Poland where it has been available since the 1990s.
Humidified oxygen is commonly used to manage bronchiolitis, but it should be avoided in patients with suspected epiglottitis as it may cause distress and worsen the airway obstruction. IV hydrocortisone is not a first-line treatment for epiglottitis and cannulating a patient before securing their airway or having anaesthetics present is not recommended.
Nebulized salbutamol is useful for treating viral wheezing or asthma exacerbations, which present with an expiratory wheeze and fever, but not drooling. However, it should not be administered to a child with suspected epiglottitis until their airway is secured by anaesthetics to prevent further complications.
Acute epiglottitis is a rare but serious infection caused by Haemophilus influenzae type B. It is important to recognize and treat it promptly as it can lead to airway obstruction. Although it was once considered a disease of childhood, it is now more common in adults in the UK due to the immunization program. The incidence of epiglottitis has decreased since the introduction of the Hib vaccine. Symptoms include a rapid onset, high temperature, stridor, drooling of saliva, and a tripod position where the patient leans forward and extends their neck to breathe easier. Diagnosis is made by direct visualization, but x-rays may be done to rule out a foreign body.
Immediate senior involvement is necessary, including those who can provide emergency airway support such as anaesthetics or ENT. Endotracheal intubation may be necessary to protect the airway. It is important not to examine the throat if epiglottitis is suspected due to the risk of acute airway obstruction. The diagnosis is made by direct visualization, but only senior staff who are able to intubate if necessary should perform this. Treatment includes oxygen and intravenous antibiotics.
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This question is part of the following fields:
- Paediatrics
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Question 6
Incorrect
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A father brings in his 3-week-old baby boy to the pediatrician's office as he's noticed that the baby bruises very easily. This is his first child, who was born in Canada following an uncomplicated pregnancy by natural vaginal delivery. Exclusive breastfeeding was commenced immediately following delivery and the baby has been feeding well otherwise and gaining weight steadily. You order the following blood test.
International normalised ratio (INR) 4
What could be the possible reasons for the baby's symptoms?Your Answer:
Correct Answer: Exclusive breastfeeding
Explanation:Breastfed infants may be susceptible to vitamin K deficiency, as breast milk lacks sufficient amounts of this nutrient. The baby in question is likely experiencing idiopathic vitamin K deficiency, with breastfeeding being the only known risk factor. It is possible that the baby did not receive a vitamin K injection at birth, as they were born in Ukraine. Gender, age, vaginal delivery, and birth order are not associated with an increased risk of vitamin K deficiency.
Haemorrhagic Disease of the Newborn: Causes and Prevention
Newborn babies have a relatively low level of vitamin K, which can lead to the development of haemorrhagic disease of the newborn (HDN). This condition occurs when the production of clotting factors is impaired, resulting in bleeding that can range from minor bruising to intracranial haemorrhages. Breast-fed babies are particularly at risk, as breast milk is a poor source of vitamin K. Additionally, the use of antiepileptic medication by the mother can increase the risk of HDN in the newborn.
To prevent HDN, all newborns in the UK are offered vitamin K supplementation. This can be administered either intramuscularly or orally. By providing newborns with adequate levels of vitamin K, the risk of HDN can be significantly reduced. It is important for parents and healthcare providers to be aware of the risk factors for HDN and to take steps to prevent this potentially serious condition.
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This question is part of the following fields:
- Paediatrics
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Question 7
Incorrect
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Samantha is a 28-year-old who comes to your GP clinic seeking information about cystic fibrosis. She is in a committed relationship and wants to start a family. Samantha mentions that her partner's family has a history of cystic fibrosis and she wants to know more about it. She has already done some research and knows that cystic fibrosis is caused by mutations in the CF transmembrane conductance regulator gene (CFTR) on chromosome 7. Samantha asks you to explain how cystic fibrosis is inherited.
Can you help her understand the inheritance pattern of cystic fibrosis?Your Answer:
Correct Answer: Autosomal recessive inheritance
Explanation:Cystic fibrosis is a genetic disorder that follows an autosomal recessive pattern of inheritance. The carrier frequency is estimated to be 1 in 25 individuals, while the prevalence of the disease is 1 in 2500 newborns. Having a positive family history is the only known risk factor for CF, and parents should receive appropriate counseling before conception or during pregnancy if they are carriers.
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 8
Incorrect
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What is a cause of acyanotic congenital heart disease?
Your Answer:
Correct Answer: Coarctation of the aorta
Explanation:Coarctation of the aorta does not cause cyanosis.
Congenital heart disease can be categorized into two types: acyanotic and cyanotic. Acyanotic heart diseases are more common and include ventricular septal defects (VSD), atrial septal defect (ASD), patent ductus arteriosus (PDA), coarctation of the aorta, and aortic valve stenosis. VSD is the most common acyanotic heart disease, accounting for 30% of cases. ASDs are less common than VSDs, but they are more frequently diagnosed in adult patients as they tend to present later. On the other hand, cyanotic heart diseases are less common and include tetralogy of Fallot, transposition of the great arteries (TGA), and tricuspid atresia. Fallot’s is more common than TGA, but TGA is the more common lesion at birth as patients with Fallot’s generally present at around 1-2 months. The presence of cyanosis in pulmonary valve stenosis depends on the severity and any other coexistent defects.
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This question is part of the following fields:
- Paediatrics
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Question 9
Incorrect
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Which of the following examples of infant jaundice from the list below is the most concerning?
Your Answer:
Correct Answer: Jaundice which develops on the day of delivery
Explanation:Jaundice that appears within the first 24 hours after delivery is always considered to be pathological. Physiological jaundice typically develops 2-3 days after delivery and should resolve within 14 days. The risk of developing jaundice is higher in pre-term infants. In cases of physiological jaundice, bilirubin levels typically do not exceed 200 μmol/L.
Jaundice in newborns can occur within the first 24 hours of life and is always considered pathological. The causes of jaundice during this period include rhesus and ABO haemolytic diseases, hereditary spherocytosis, and glucose-6-phosphodehydrogenase deficiency. On the other hand, jaundice in neonates from 2-14 days is common and usually physiological, affecting up to 40% of babies. This type of jaundice is due to a combination of factors such as more red blood cells, fragile red blood cells, and less developed liver function. Breastfed babies are more likely to develop this type of jaundice.
If jaundice persists after 14 days (21 days for premature babies), a prolonged jaundice screen is performed. This includes tests for conjugated and unconjugated bilirubin, direct antiglobulin test, thyroid function tests, full blood count and blood film, urine for MC&S and reducing sugars, and urea and electrolytes. Prolonged jaundice can be caused by biliary atresia, hypothyroidism, galactosaemia, urinary tract infection, breast milk jaundice, prematurity, and congenital infections such as CMV and toxoplasmosis. Breast milk jaundice is more common in breastfed babies and is thought to be due to high concentrations of beta-glucuronidase, which increases the intestinal absorption of unconjugated bilirubin. Prematurity also increases the risk of kernicterus.
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This question is part of the following fields:
- Paediatrics
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Question 10
Incorrect
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A 9-year-old girl comes to the clinic with a one-month history of unusual facial movements noticed by her father. Her father reports that he first noticed her having twitching of left eye and face as well as drooling of saliva. This happens about twice a week, always at night. Each episode lasts for 1-2 minutes and after each episode, the girl is unable to speak properly for around 5 minutes. The girl is aware of these occurrences but reports unable to control them. The father reports that his daughter is otherwise normal with normal development.
What is the diagnosis?Your Answer:
Correct Answer: Benign rolandic epilepsy
Explanation:Benign rolandic epilepsy is identified by the occurrence of partial seizures during the night.
The child displays typical indications of benign rolandic epilepsy, which is distinguished by partial seizures that occur during the night. Reflex anoxic seizures are caused by anoxia and typically manifest as syncope and subsequent convulsions in very young children. Panayiotopoulos syndrome is characterised by seizures, often prolonged, with predominantly autonomic symptoms such as nausea and retching. Idiopathic childhood occipital epilepsy of Gastaut is mainly characterised by visual hallucinations. Night terrors are a sleep disorder that causes feelings of dread or terror, typically during REM sleep.
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.
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This question is part of the following fields:
- Paediatrics
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Question 11
Incorrect
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Sophie, a 9-month-old with a confirmed non-IgE mediated allergy to cow's milk protein, is seen in your allergy clinic. Her parents are worried about her long-term milk avoidance. At present, she is not consuming any milk-based products. What recommendations would you provide for treatment?
Your Answer:
Correct Answer: Initiate the milk ladder starting with malted milk biscuits
Explanation:Non IgE mediated cows milk protein allergy tends to resolve at a younger age compared to IgE mediated allergies in children.
The milk ladder is a common approach for introducing milk into the diet of children with cows milk protein allergy, with gradual steps starting from malted milk biscuits and progressing to chocolate and yoghurt.
It is not advisable to use Chlorpheniramine (piriton) as it can cause drowsiness in this age group. Additionally, an epipen is not necessary for non IgE mediated allergy.
Understanding Cow’s Milk Protein Intolerance/Allergy
Cow’s milk protein intolerance/allergy (CMPI/CMPA) is a condition that affects around 3-6% of children, typically presenting in the first 3 months of life in formula-fed infants. Both immediate and delayed reactions can occur, with CMPA used for immediate reactions and CMPI for mild-moderate delayed reactions. Symptoms include regurgitation, vomiting, diarrhea, urticaria, atopic eczema, colic symptoms, wheeze, chronic cough, and rarely, angioedema and anaphylaxis. Diagnosis is often clinical, with investigations including skin prick/patch testing and total IgE and specific IgE (RAST) for cow’s milk protein.
Management for formula-fed infants includes using extensive hydrolyzed formula (eHF) milk as the first-line replacement formula for mild-moderate symptoms and amino acid-based formula (AAF) for severe CMPA or if no response to eHF. Around 10% of infants are also intolerant to soya milk. For breastfed infants, mothers should eliminate cow’s milk protein from their diet and consider prescribing calcium supplements to prevent deficiency. eHF milk can be used when breastfeeding stops until at least 6 months and up to 12 months of age.
The prognosis for CMPI is usually good, with most children becoming milk tolerant by the age of 3-5 years. However, a challenge is often performed in a hospital setting as anaphylaxis can occur. It is important to refer infants with severe symptoms to a pediatrician for management. Understanding CMPI/CMPA and its management can help parents and healthcare providers provide appropriate care for affected children.
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This question is part of the following fields:
- Paediatrics
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Question 12
Incorrect
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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:
Correct 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 13
Incorrect
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A toddler is brought to the emergency department by a worried parent. The parent reports that the child was violently shaken by the caregiver. The paediatricians on duty observe retinal haemorrhages and suspect encephalopathy. What was identified on the CT head to complete the triad of features of Shaken Baby Syndrome?
Your Answer:
Correct Answer: Subdural haematoma
Explanation:The combination of retinal haemorrhages, subdural haematoma, and encephalopathy is known as the triad of symptoms associated with Shaken Baby Syndrome. The tearing of fragile bridging cerebral veins in infants is believed to be the cause of subdural haematomas, which are the most common and typical intracranial manifestation of this syndrome.
Understanding Shaken Baby Syndrome
Shaken baby syndrome is a condition that involves a combination of retinal haemorrhages, subdural haematoma, and encephalopathy. It occurs when a child between the ages of 0-5 years old is intentionally shaken. However, there is controversy among physicians regarding the mechanism of injury, making it difficult for courts to convict suspects of causing shaken baby syndrome to a child. This condition has made headlines due to the ongoing debate among medical professionals.
Shaken baby syndrome is a serious condition that can cause long-term damage to a child’s health. It is important to understand the signs and symptoms of this condition to ensure that children are protected from harm. While the controversy surrounding the diagnosis of shaken baby syndrome continues, it is crucial to prioritize the safety and well-being of children. By raising awareness and educating the public about this condition, we can work towards preventing it from occurring in the future.
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This question is part of the following fields:
- Paediatrics
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Question 14
Incorrect
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A young girl from a nomadic group has been diagnosed with measles. What is the potential immediate complication she may face following the initial infection?
Your Answer:
Correct Answer: Pneumonia
Explanation:Pneumonia is a possible complication of measles, while subacute sclerosing panencephalitis may develop 5-10 years after the illness. Mumps infection may lead to pancreatitis and infertility.
Measles: A Highly Infectious Viral Disease
Measles is a viral disease caused by an RNA paramyxovirus. It is one of the most infectious known viruses and is spread through aerosol transmission. The disease has an incubation period of 10-14 days and is infective from the prodromal phase until four days after the rash starts. Measles is now rare in developed countries due to immunization programs, but outbreaks can occur when vaccination rates drop, such as during the MMR controversy of the early 2000s.
The disease is characterized by a prodromal phase, which includes irritability, conjunctivitis, fever, and Koplik spots. The latter typically develop before the rash and are white spots on the buccal mucosa. The rash starts behind the ears and then spreads to the whole body, becoming a discrete maculopapular rash that may become blotchy and confluent. Desquamation may occur after a week, typically sparing the palms and soles. Diarrhea occurs in around 10% of patients.
Measles is mainly managed through supportive care, and admission may be considered in immunosuppressed or pregnant patients. The disease is notifiable, and public health should be informed. Complications of measles include otitis media, pneumonia (the most common cause of death), encephalitis (typically occurring 1-2 weeks following the onset of the illness), subacute sclerosing panencephalitis (very rare, may present 5-10 years following the illness), febrile convulsions, keratoconjunctivitis, corneal ulceration, diarrhea, increased incidence of appendicitis, and myocarditis.
If an unimmunized child comes into contact with measles, MMR should be offered within 72 hours. Vaccine-induced measles antibody develops more rapidly than that following natural infection.
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This question is part of the following fields:
- Paediatrics
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Question 15
Incorrect
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A 14-year-old girl arrives at the clinic with her mother. She is asking for the combined oral contraceptive (COC) pill as she has recently started a relationship with a 19-year-old man whom she met at a local coffee shop, but they have not yet engaged in sexual activity. During the consultation, you discuss the age difference, but the mother assures you that she has met the boyfriend and believes he treats her daughter well. Both the girl and her mother insist that they do not want anyone else involved. What is the most appropriate course of action?
Your Answer:
Correct Answer: Immediately phone local child protection lead and refer to social services
Explanation:According to the GMC guidelines, sexual intercourse with children below the age of 13 cannot be considered consensual, and therefore, any sexual activity would be classified as rape. In such cases, breaking confidentiality is mandatory.
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.
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This question is part of the following fields:
- Paediatrics
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Question 16
Incorrect
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What is the most frequent initial symptom of Wilms tumor?
Your Answer:
Correct Answer: Abdominal mass
Explanation:Wilms’ Tumour: A Common Childhood Malignancy
Wilms’ nephroblastoma is a prevalent type of cancer that affects children, with most cases occurring in those under the age of five. It is often associated with Beckwith-Wiedemann syndrome, hemihypertrophy, and a loss-of-function mutation in the WT1 gene on chromosome 11. The most common presenting feature is an abdominal mass, which is usually painless. Other symptoms may include pain in the flank, anorexia, and fever. In 95% of cases, the tumour is unilateral. Metastases are found in 20% of patients, with the lungs being the most commonly affected site.
If a child presents with an unexplained enlarged abdominal mass, it is essential to arrange a paediatric review within 48 hours to rule out the possibility of Wilms’ tumour. The management of this condition typically involves nephrectomy, chemotherapy, and radiotherapy in cases of advanced disease. The prognosis for Wilms’ tumour is generally good, with an 80% cure rate.
Histologically, Wilms’ tumour is characterized by epithelial tubules, areas of necrosis, immature glomerular structures, stroma with spindle cells, and small cell blastomatous tissues resembling the metanephric blastema.
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This question is part of the following fields:
- Paediatrics
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Question 17
Incorrect
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A father with glucose-6-phosphate dehydrogenase deficiency seeks guidance concerning his young son. Considering the x-linked recessive pattern of inheritance for this condition, what is the likelihood that his son will also exhibit the disease?
Your Answer:
Correct Answer: No increased risk
Explanation:Conditions that are X-linked recessive do not show transmission from male to male.
Understanding X-Linked Recessive Inheritance
X-linked recessive inheritance is a genetic pattern where only males are affected, except in rare cases such as Turner’s syndrome. This type of inheritance is transmitted by heterozygote females, who are carriers of the gene mutation. Male-to-male transmission is not observed in X-linked recessive disorders. Affected males can only have unaffected sons and carrier daughters.
If a female carrier has children, each male child has a 50% chance of being affected, while each female child has a 50% chance of being a carrier. It is important to note that the possibility of an affected father having children with a heterozygous female carrier is generally rare. However, in some Afro-Caribbean communities, G6PD deficiency is relatively common, and homozygous females with clinical manifestations of the enzyme defect are observed.
In summary, X-linked recessive inheritance is a genetic pattern that affects only males and is transmitted by female carriers. Understanding this pattern is crucial in predicting the likelihood of passing on genetic disorders to future generations.
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This question is part of the following fields:
- Paediatrics
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Question 18
Incorrect
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A first-time mother brings her daughter, Lily, who is 7-months old, to the GP surgery. She is worried about Lily's development as she is still unable to sit without support. However, Lily is able to roll from front to back, sit with back straight if being held, and grasp toys when lying on her back. Can you inform the mother at what age Lily will be able to sit without support?
Your Answer:
Correct Answer: 7-8 months, refer if not achieved by 12 months
Explanation:If sitting without support is not achieved by 12 months, referral is necessary, although it should typically be achieved by 7-8 months.
Gross Motor Developmental Milestones
Gross motor skills refer to the ability to use large muscles in the body for activities such as crawling, walking, running, and jumping. These skills are essential for a child’s physical development and are achieved through a series of developmental milestones.
At 3 months, a baby should have little or no head lag when pulled to sit and should have good head control when lying on their abdomen. By 6 months, they should be able to lift and grasp their feet when lying on their back, pull themselves to a sitting position, and roll from front to back. At 9 months, they should be able to pull themselves to a standing position and crawl. By 12 months, they should be able to cruise and walk with one hand held. At 18 months, they should be able to walk unsupported and squat to pick up a toy. By 2 years, they should be able to run and walk up and down stairs holding onto a rail. At 3 years, they should be able to ride a tricycle using pedals and walk up stairs without holding onto a rail. By 4 years, they should be able to hop on one leg.It is important to note that while the majority of children crawl on all fours before walking, some children may bottom-shuffle, which is a normal variant that runs in families. These milestones serve as a guide for parents and healthcare professionals to monitor a child’s physical development and identify any potential delays or concerns.
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This question is part of the following fields:
- Paediatrics
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Question 19
Incorrect
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A 10-year-old child receives primary immunisation against hepatitis B. What should be checked four months later to ensure an adequate response to immunisation?
Your Answer:
Correct Answer: Anti-HBs
Explanation:While a minimum of 10 mIU/ml is considered sufficient to provide protection against infection, it is recommended to attain anti-HBs levels exceeding 100 mIU/ml.
Interpreting hepatitis B serology is an important skill that is still tested in medical exams. It is crucial to keep in mind a few key points. The surface antigen (HBsAg) is the first marker to appear and triggers the production of anti-HBs. If HBsAg is present for more than six months, it indicates chronic disease, while its presence for one to six months implies acute disease. Anti-HBs indicates immunity, either through exposure or immunization, and is negative in chronic disease. Anti-HBc indicates previous or current infection, with IgM anti-HBc appearing during acute or recent hepatitis B infection and persisting IgG anti-HBc. HbeAg is a marker of infectivity and HBV replication.
To illustrate, if someone has been previously immunized, their anti-HBs will be positive, while all other markers will be negative. If they had hepatitis B more than six months ago but are not a carrier, their anti-HBc will be positive, and HBsAg will be negative. However, if they are now a carrier, both anti-HBc and HBsAg will be positive. If HBsAg is present, it indicates an ongoing infection, either acute or chronic if present for more than six months. On the other hand, anti-HBc indicates that the person has caught the virus, and it will be negative if they have been immunized.
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This question is part of the following fields:
- Paediatrics
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Question 20
Incorrect
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A 5-year-old boy presents to the Paediatric Emergency Department with a fever and a rash. He has been feeling sick for 5 days with persistent high temperatures. During the examination, he displays cracked lips, a bright red tongue, a widespread erythematous maculopapular rash, and peeling of the skin on his hands and feet. Additionally, he has bilateral conjunctivitis. What is the necessary investigation to screen for a potential complication, given the most probable diagnosis?
Your Answer:
Correct Answer: Echocardiogram
Explanation:Kawasaki disease can lead to coronary artery aneurysms, which can be detected through an echocardiogram. To diagnose Kawasaki disease, the patient must have a fever for more than 5 days and at least 4 of the following symptoms: bilateral conjunctivitis, cervical lymphadenopathy, polymorphic rash, cracked lips/strawberry tongue, and oedema/desquamation of the hands/feet. This patient has a rash, conjunctivitis, mucosal involvement, and desquamation of the hands and feet, indicating Kawasaki disease. While cardiac magnetic resonance angiography is a non-invasive alternative to coronary angiography, it is not first-line due to its cost and limited availability. A chest x-ray may be considered to check for cardiomegaly, but it is not necessary as echocardiography can diagnose pericarditis or myocarditis without radiation. Coronary angiography is invasive and carries risks, so it is not first-line unless large coronary artery aneurysms are seen on echocardiography. A lumbar puncture is not necessary at this stage unless the patient displays symptoms of meningitis.
Understanding Kawasaki Disease
Kawasaki disease is a rare type of vasculitis that primarily affects children. It is important to identify this disease early on as it can lead to serious complications, such as coronary artery aneurysms. The disease is characterized by a high-grade fever that lasts for more than five days and is resistant to antipyretics. Other symptoms include conjunctival injection, bright red, cracked lips, strawberry tongue, cervical lymphadenopathy, and red palms and soles that later peel.
Diagnosis of Kawasaki disease is based on clinical presentation as there is no specific diagnostic test available. Management of the disease involves high-dose aspirin, which is one of the few indications for aspirin use in children. Intravenous immunoglobulin is also used as a treatment option. Echocardiogram is the initial screening test for coronary artery aneurysms, rather than angiography.
Complications of Kawasaki disease can be serious, with coronary artery aneurysm being the most common. It is important to recognize the symptoms of Kawasaki disease early on and seek medical attention promptly to prevent potential complications.
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This question is part of the following fields:
- Paediatrics
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Question 21
Incorrect
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Whilst discussing common causes of respiratory infections with a group of medical students, a question was raised about the age at which croup is typically diagnosed. Specifically, the student asked at what age croup is most commonly diagnosed.
Your Answer:
Correct Answer: 6 months - 3 years
Explanation:Croup affects 6 months to 3 years old and is caused by parainfluenza virus, while bronchiolitis affects 1-9 month olds and is caused by respiratory syncytial virus. Neonatal respiratory distress can occur due to prematurity.
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.
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This question is part of the following fields:
- Paediatrics
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Question 22
Incorrect
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A mother brings in her 3-day-old female baby to the pediatrician's office. She noticed a small cyst on the roof of the baby's mouth. Upon examination, a small white cystic vesicle measuring approximately 2 mm in diameter is found on the hard palate near the midline. What is the probable diagnosis?
Your Answer:
Correct Answer: Epstein's pearl
Explanation:Epstein’s pearl, a type of congenital cyst found in the mouth, typically does not require any treatment. These cysts are commonly found on the hard palate, but can also be mistaken for a tooth eruption when located on the gums. They usually resolve on their own within a few weeks. Neonatal teeth, on the other hand, are rare and not typically found on the hard palate. Bohn’s nodules are mucous gland cysts that are usually located on the buccal or lingual aspects of the alveolar ridges, and rarely on the palate. A congenital ranula is a papule or nodule that is firm and translucent, and is typically found on the anterior floor of the mouth, lateral to the lingual frenulum.
Understanding Epstein’s Pearl
Epstein’s pearl is a type of cyst that is present in the mouth from birth. It is commonly found on the hard palate, but can also be seen on the gums, which may be mistaken for a tooth eruption. The good news is that no treatment is usually required as these cysts tend to disappear on their own within a few weeks.
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This question is part of the following fields:
- Paediatrics
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Question 23
Incorrect
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A 9-month-old boy is presented to the GP with a 4-week history of rash. He has no significant medical history and is meeting developmental milestones appropriately. He has received all of his scheduled immunizations, has no known allergies, and is feeding and urinating well. Upon examination, there is a symmetrical, poorly defined erythematous rash on his elbows and knees. What is the most probable diagnosis?
Your Answer:
Correct Answer: Eczema
Explanation:Atopic eczema commonly appears in children before the age of 2, with symptoms often affecting the face and extensor surfaces of the body. This patient’s visible dermatitis in the extensor aspects of her body suggests a diagnosis of atopic eczema based on clinical presentation. Impetigo, pemphigus vulgaris, and psoriasis are unlikely diagnoses given the patient’s symmetrical dry rash involving the extensor aspects of the limbs.
Eczema in Children: Symptoms and Management
Eczema is a common skin condition that affects around 15-20% of children and is becoming more prevalent. It usually appears before the age of 2 and clears up in around 50% of children by the age of 5 and in 75% of children by the age of 10. The symptoms of eczema include an itchy, red rash that can worsen with repeated scratching. In infants, the face and trunk are often affected, while in younger children, it typically occurs on the extensor surfaces. In older children, the rash is more commonly seen on the flexor surfaces and in the creases of the face and neck.
To manage eczema in children, it is important to avoid irritants and use simple emollients. Large quantities of emollients should be prescribed, roughly in a ratio of 10:1 with topical steroids. If a topical steroid is also being used, the emollient should be applied first, followed by waiting at least 30 minutes before applying the topical steroid. Creams are absorbed into the skin faster than ointments, and emollients can become contaminated with bacteria, so fingers should not be inserted into pots. Many brands have pump dispensers to prevent contamination.
In severe cases, wet wrapping may be used, which involves applying large amounts of emollient (and sometimes topical steroids) under wet bandages. Oral ciclosporin may also be used in severe cases. Overall, managing eczema in children involves a combination of avoiding irritants, using emollients, and potentially using topical steroids or other medications in severe cases.
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This question is part of the following fields:
- Paediatrics
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Question 24
Incorrect
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A 6-year-old boy is brought to the Emergency Department by his mother with complaints of right iliac fossa pain for the past two days. He has no previous medical history except for a cough and sore throat in the last week. He has had a high fever for the past two days and has lost his appetite but denies any other symptoms.
On examination, his temperature is 38.9 °C, and his pulse is 130 beats per minute. Bilateral enlarged submandibular and cervical lymph nodes are palpable and slightly tender. Chest examination is clear, with transmitted sounds from the upper airways. Abdominal examination reveals marked tenderness in the right iliac fossa with no guarding.
Urine dipstick reveals 2+ of ketones and 1+ of protein.
Blood test results for his full blood count (FBC) are as follows:
Investigation Result Normal value
Haemoglobin (Hb) 145 g/l 135–175 g/l
White cell count (WCC) 14.3 × 109/ 4.0–11.0 × 109/l
Platelets (PLT) 425 × 109/l 150–400 × 109/l
What is the most likely clinical diagnosis for this 6-year-old boy?Your Answer:
Correct Answer: Mesenteric adenitis
Explanation:Possible Diagnoses for a Child with Right Iliac Fossa Pain and High Temperature
When a child presents with right iliac fossa pain and high temperature, several possible diagnoses should be considered. One of them is mesenteric adenitis, which is characterized by abdominal pain resulting from mesenteric lymphadenopathy and often accompanied by enlarged neck nodes and a recent history of viral upper respiratory tract infection. Appendicitis is another possibility, but it tends to present with a low-grade fever and peritoneal irritation that causes involuntary muscle spasm in the abdominal wall. Meckel’s diverticulitis, which is clinically indistinguishable from appendicitis, is an intra-operative or radiological diagnosis and can cause gastrointestinal bleeding, obstruction, inflammation, or umbilical discharge. Retroperitoneal appendix abscess is an uncommon type of infection that presents with fever, back pain, and abdominal pain, but it can also cause other symptoms such as gastrointestinal bleeding, poor wound healing, chest pain, general discomfort, urinary frequency, and haematuria. Finally, urinary tract infection (UTI) is unlikely if there are no nitrites or leukocytes on urine dipstick, but it can cause non-specific symptoms such as vomiting/diarrhoea, mild abdominal pain, dysuria, frequency, and enuresis, especially in infants.
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This question is part of the following fields:
- Paediatrics
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Question 25
Incorrect
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A newly born infant is diagnosed with gastroschisis and has exposed bowel. The mother is concerned about potential complications besides fluid loss.
Your Answer:
Correct Answer: Heat loss
Explanation:Exposed bowel in babies with gastroschisis leads to a considerable loss of fluid and heat, which can pose a serious risk to their lives. Unlike exomphalos, gastroschisis is not associated with cardiac and renal issues. Additionally, there is no correlation between gastroschisis and microcephaly or macrocephaly.
Gastroschisis and exomphalos are both types of congenital visceral malformations. Gastroschisis refers to a defect in the anterior abdominal wall located just beside the umbilical cord. In contrast, exomphalos, also known as omphalocoele, involves the protrusion of abdominal contents through the anterior abdominal wall, which are covered by an amniotic sac formed by amniotic membrane and peritoneum.
When it comes to managing gastroschisis, vaginal delivery may be attempted, but newborns should be taken to the operating theatre as soon as possible after delivery, ideally within four hours. As for exomphalos, a caesarean section is recommended to reduce the risk of sac rupture. In cases where primary closure is difficult due to lack of space or high intra-abdominal pressure, a staged repair may be undertaken. This involves allowing the sac to granulate and epithelialise over several weeks or months, forming a shell. As the infant grows, the sac contents will eventually fit within the abdominal cavity, at which point the shell can be removed and the abdomen closed.
Overall, both gastroschisis and exomphalos require careful management to ensure the best possible outcome for the newborn. By understanding the differences between these two conditions and the appropriate steps to take, healthcare professionals can provide effective care and support to both the infant and their family.
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This question is part of the following fields:
- Paediatrics
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Question 26
Incorrect
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A 12-year-old boy visits his General Practitioner with complaints of a sore throat, fever and cervical lymphadenopathy. The doctor prescribes amoxicillin. After four days of taking the antibiotics, the boy develops a highly itchy, maculopapular rash. His blood tests from four days ago reveal a lymphocytosis. What is the most probable diagnosis?
Your Answer:
Correct Answer: Glandular fever
Explanation:Diagnosing Glandular Fever: Understanding Symptoms and Differential Diagnosis
Glandular fever, also known as infectious mononucleosis, is a viral illness that can cause a range of symptoms, including fever, sore throat, fatigue, and swollen lymph nodes. One common symptom is the development of a maculopapular rash, which can be triggered by taking penicillin. However, it is important to consider other potential diagnoses and rule out conditions such as dermatitis herpetiformis, allergy to penicillin, herpes zoster, and streptococcal throat infection.
To confirm a diagnosis of glandular fever, healthcare providers may perform a full blood count to check for lymphocytosis and atypical lymphocytes. Epstein-Barr virus (EBV) serology may also be tested in certain cases. Treatment for glandular fever is primarily supportive, and patients are advised to avoid contact sports to reduce the risk of splenic rupture.
By understanding the symptoms and differential diagnosis of glandular fever, healthcare providers can accurately diagnose and manage this viral illness.
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This question is part of the following fields:
- Paediatrics
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Question 27
Incorrect
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As a junior doctor on the neonatal ward, you are called to a forceps delivery. During the delivery, the midwives notice shoulder dystocia in a newborn. What is the initial management approach for shoulder dystocia in a neonate?
Your Answer:
Correct Answer: McRoberts manoeuvre (hyperflexion of the legs)
Explanation:The McRoberts maneuver involves hyperflexing the legs.
Shoulder dystocia is a complication that can occur during vaginal delivery when the body of the fetus cannot be delivered after the head has already been delivered. This is usually due to the anterior shoulder of the fetus becoming stuck on the mother’s pubic bone. Shoulder dystocia can cause harm to both the mother and the fetus. Risk factors for shoulder dystocia include fetal macrosomia, high maternal body mass index, diabetes mellitus, and prolonged labor.
If shoulder dystocia is identified, it is important to call for senior help immediately. The McRoberts’ maneuver is often performed, which involves flexing and abducting the mother’s hips to increase the angle of the pelvis and facilitate delivery. An episiotomy may be performed to provide better access for internal maneuvers, but it will not relieve the bony obstruction. Symphysiotomy and the Zavanelli maneuver are not recommended as they can cause significant maternal morbidity. Oxytocin administration is not indicated for shoulder dystocia.
Complications of shoulder dystocia can include postpartum hemorrhage and perineal tears for the mother, and brachial plexus injury and neonatal death for the fetus. It is important to manage shoulder dystocia promptly and appropriately to minimize the risk of these complications.
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This question is part of the following fields:
- Paediatrics
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Question 28
Incorrect
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A mother visits the GP clinic seeking information on the hearing tests conducted during school entry. She is anxious about the hearing screening tests as her sister had a language delay caused by hearing impairment that went unnoticed. Her daughter is 4 years old and is about to start preschool. What kind of hearing screening test will be provided to her?
Your Answer:
Correct Answer: Pure tone audiometry
Explanation:In the majority of regions in the UK, pure tone audiometry is conducted when children start school. Newborns and infants undergo an Auditory Brainstem Response test if the otoacoustic emission test yields abnormal results. The newborn hearing screening programme includes an otoacoustic emission test. Health visitors perform a distraction test on infants between 6-9 months old. A speech discrimination test is administered after children reach 2.5 years of age.
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.
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This question is part of the following fields:
- Paediatrics
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Question 29
Incorrect
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As a junior doctor on the postnatal ward, you perform a newborn examination on a twelve-hour-old baby delivered vaginally. During the examination, you observe a scalp swelling that has poorly defined margins and crosses suture lines. The swelling is soft and pitted on pressure. The mother reports that the swelling has been present since birth. What is the probable diagnosis?
Your Answer:
Correct Answer: Caput succedaneum
Explanation:Scalp edema known as caput seccedaneum can be identified by its ability to extend beyond the suture lines during examination.
Understanding Caput Succedaneum
Caput succedaneum is a condition that refers to the swelling of the scalp at the top of the head, usually at the vertex. This swelling is caused by the mechanical trauma that occurs during delivery, particularly in prolonged deliveries or those that involve the use of vacuum delivery. The condition is characterized by soft, puffy swelling due to localized edema that crosses suture lines.
Compared to cephalohaematoma, which is a collection of blood under the scalp, caput succedaneum is caused by edema. While cephalohaematoma is limited to a specific area and does not cross suture lines, caput succedaneum can affect a larger area and cross suture lines. Fortunately, no treatment is needed for caput succedaneum, as the swelling usually resolves on its own within a few days.
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This question is part of the following fields:
- Paediatrics
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Question 30
Incorrect
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A 4-year-old child is rushed to the emergency department due to severe breathing difficulties caused by croup. The child was given oral dexamethasone by the GP earlier in the day. Upon examination, the child's oxygen saturation is at 89% on room air and there is noticeable intercostal recession. What emergency treatment should be administered to the child?
Your Answer:
Correct Answer: Oxygen + nebulised adrenaline
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.
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This question is part of the following fields:
- Paediatrics
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