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Question 1
Incorrect
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A 4-week-old infant is referred by the health visitor for failure to thrive. The infant's weight has dropped from the 50th to the 9th centile on the growth chart. The parents disclose that the infant vomits after every meal, sometimes even hitting the wall. The mother had a normal pregnancy with regular antenatal scans, and the infant was delivered vaginally without complications. The newborn examination did not reveal any abnormalities. What is the probable diagnosis?
Your Answer: Cow's milk protein intolerance
Correct Answer: Pyloric stenosis
Explanation:The probable diagnosis is pyloric stenosis.
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.
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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 3-month-old baby boy is brought to the hospital with suspected meningitis. His parents report that he has been feverish and lethargic for the past day. During the examination, his temperature is recorded as 39.5ºC, heart rate is 165/min, and respiratory rate is 52/min. The anterior fontanelle is visibly swollen, but no petechial rash is observed. Apart from cefotaxime, what other intravenous antibiotic should be administered?
Your Answer: Amoxicillin
Explanation:To ensure coverage for Listeria, it is recommended to administer IV amoxicillin along with cefotaxime when treating meningitis in children under 3 months of age.
Investigation and Management of Meningitis in Children
Meningitis is a serious condition that can affect children. When investigating meningitis, it is important to note any contraindications to lumbar puncture, such as signs of raised intracranial pressure, focal neurological signs, papilloedema, significant bulging of the fontanelle, disseminated intravascular coagulation, or signs of cerebral herniation. For patients with meningococcal septicaemia, a lumbar puncture is contraindicated, and blood cultures and PCR for meningococcus should be obtained instead.
The management of meningitis in children involves administering antibiotics, such as IV amoxicillin (or ampicillin) and IV cefotaxime for children under three months, and IV cefotaxime (or ceftriaxone) for children over three months. Steroids should be considered if the lumbar puncture reveals certain findings, such as purulent cerebrospinal fluid, a high white blood cell count, or bacteria on Gram stain. Fluids should be administered to treat shock, and cerebral monitoring should be conducted, including mechanical ventilation if necessary.
It is also important to notify public health authorities and administer antibiotic prophylaxis to contacts. Ciprofloxacin is now preferred over rifampicin for this purpose. Overall, prompt and appropriate management of meningitis in children is crucial for ensuring the best possible outcomes.
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This question is part of the following fields:
- Paediatrics
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Question 3
Correct
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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: 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 4
Incorrect
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A mother brings her 14-year-old daughter to the general practice with concerns about her delayed onset of periods. During the examination, the daughter is found to be in the 9th percentile for her age in terms of height, has short ring fingers, poor breast development, and a high arched palate. While listening to her heart, a crescendo-decrescendo murmur is heard on the upper right sternal border that radiates to the carotids. What is the probable cause of this murmur?
Your Answer: Rheumatic heart disease
Correct Answer: Bicuspid valve
Explanation:A 16-year-old girl presents with symptoms of shortness of breath, chest pain, and fatigue. Upon examination, a heart murmur is detected in the aortic region, which is described as a crescendo-decrescendo murmur. The possible causes of this murmur are considered, including aortic stenosis, aortic valve calcification, rheumatic heart disease, and Tetralogy of Fallot. However, based on the patient’s age and symptoms, aortic stenosis is the most likely diagnosis.
Understanding Turner’s Syndrome
Turner’s syndrome is a genetic disorder that affects approximately 1 in 2,500 females. It is caused by the absence of one sex chromosome (X) or a deletion of the short arm of one of the X chromosomes. This condition is denoted as 45,XO or 45,X.
The features of Turner’s syndrome include short stature, a shield chest with widely spaced nipples, a webbed neck, a bicuspid aortic valve (15%), coarctation of the aorta (5-10%), primary amenorrhea, cystic hygroma (often diagnosed prenatally), a high-arched palate, a short fourth metacarpal, multiple pigmented naevi, lymphoedema in neonates (especially feet), and elevated gonadotrophin levels. Hypothyroidism is much more common in Turner’s syndrome, and there is also an increased incidence of autoimmune disease (especially autoimmune thyroiditis) and Crohn’s disease.
In summary, Turner’s syndrome is a chromosomal disorder that affects females and can cause a range of physical features and health issues. Early diagnosis and management can help individuals with Turner’s syndrome lead healthy and fulfilling lives.
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This question is part of the following fields:
- Paediatrics
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Question 5
Correct
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A 9-year-old boy with a history of asthma is being evaluated. He is currently receiving treatment with a salbutamol inhaler as needed and beclometasone inhaler 100mcg twice daily. However, he frequently requires salbutamol for exacerbations and experiences a nighttime cough.
In accordance with NICE recommendations, what is the most suitable course of action for further management?Your Answer: Trial of a leukotriene receptor antagonist
Explanation:For children between the ages of 5 and 16 who have asthma that is not being controlled by a combination of a short-acting beta agonist (SABA) and a low-dose inhaled corticosteroid (ICS), it is recommended to add a leukotriene receptor antagonist to their asthma management plan.
Managing Asthma in Children: NICE Guidelines
Asthma management in children has been updated by NICE in 2017, following the 2016 BTS guidelines. The new guidelines for children aged 5-16 are similar to those for adults, with a stepwise approach for treatment. For newly-diagnosed asthma, short-acting beta agonist (SABA) is recommended. If symptoms persist, a combination of SABA and paediatric low-dose inhaled corticosteroid (ICS) is used. Leukotriene receptor antagonist (LTRA) is added if symptoms still persist, followed by long-acting beta agonist (LABA) if necessary. Maintenance and reliever therapy (MART) is used as a combination of ICS and LABA for daily maintenance therapy and symptom relief. For children under 5 years old, clinical judgement plays a greater role in diagnosis. The stepwise approach is similar to that for older children, with an 8-week trial of paediatric moderate-dose ICS before adding LTRA. If symptoms persist, referral to a paediatric asthma specialist is recommended.
It should be noted that NICE does not recommend changing treatment for well-controlled asthma patients simply to adhere to the latest guidelines. The definitions of low, moderate, and high-dose ICS have also changed, with different definitions for adults and children. For children, <= 200 micrograms budesonide or equivalent is considered a paediatric low dose, 200-400 micrograms is a moderate dose, and > 400 micrograms is a high dose. Overall, the new NICE guidelines provide a clear and concise approach to managing asthma in children.
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This question is part of the following fields:
- Paediatrics
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Question 6
Incorrect
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At what age do most children attain urinary incontinence during the day and at night?
Your Answer: 2-3 years old
Correct Answer: 3-4 years old
Explanation:Reassurance and advice can be provided to manage nocturnal enuresis in children under the age of 5 years.
Nocturnal enuresis, or bedwetting, is when a child involuntarily urinates during the night. Most children achieve continence by the age of 3 or 4, so enuresis is defined as the involuntary discharge of urine in a child aged 5 or older without any underlying medical conditions. Enuresis can be primary, meaning the child has never achieved continence, or secondary, meaning the child has been dry for at least 6 months before.
When managing bedwetting, it’s important to look for any underlying causes or triggers, such as constipation, diabetes mellitus, or recent onset UTIs. General advice includes monitoring fluid intake and encouraging regular toileting patterns, such as emptying the bladder before sleep. Reward systems, like star charts, can also be helpful, but should be given for agreed behavior rather than dry nights.
The first-line treatment for bedwetting is an enuresis alarm, which has a high success rate. These alarms have sensor pads that detect wetness and wake the child up to use the toilet. If short-term control is needed, such as for sleepovers, or if the alarm is ineffective or not acceptable to the family, desmopressin may be prescribed. Overall, managing bedwetting involves identifying any underlying causes and implementing strategies to promote continence.
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This question is part of the following fields:
- Paediatrics
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Question 7
Correct
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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: 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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Question 8
Correct
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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: 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 9
Incorrect
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A 7-year-old boy comes to his General Practitioner with his mother, having just woken up from a nap and experienced twitching of the left side of his mouth. He complains of a ‘buzzing’ sensation in his lips. His speech is unclear and he drooled from the left side of his mouth. His symptoms resolved within two minutes and he remained conscious throughout the episode.
What is the most probable diagnosis?Your Answer: Temporal lobe epilepsy (TLE)
Correct Answer: Benign rolandic epilepsy (BRE)
Explanation:Types of Epilepsy: Characteristics and Differences
Epilepsy is a neurological disorder characterized by recurrent seizures. There are different types of epilepsy, each with its own set of clinical features and diagnostic criteria. Here are some of the most common types of epilepsy and their distinguishing characteristics:
Benign Rolandic Epilepsy (BRE)
BRE, also known as childhood epilepsy with centrotemporal spikes, is characterized by seizures that often occur during sleep or just before waking. Children may experience paraesthesia of their lips, tongue, or the inside of their mouth, which can interfere with speech and cause drooling. Twitching of one side of the mouth or face often develops, followed by twitching in the limbs on the same side. Seizures typically last less than two minutes, and the child remains conscious.Absence Seizures
Absence seizures are a form of generalized epilepsy that impairs consciousness. Children are most commonly affected, and the seizures usually last only a few seconds but may occur many times a day. During the absence, the child stops activity and stares blankly, not responding to questions. There may be lip-smacking or facial tics. An EEG will reveal a characteristic spike-and-wave activity.Temporal Lobe Epilepsy (TLE)
TLE is characterized by partial and/or focal seizures that may be simple or complex, with some loss of awareness. The clinical features of TLE reflect the function of the temporal lobe, primarily speech, taste, smell, and memory. Presentations may include déjà vu, gastrointestinal disturbance, amnesia during an attack, olfactory or gustatory hallucinations, and abnormal sensations crawling up the body. Repetitive vocalizations, automatism, and lip-smacking may be seen.Juvenile Myoclonic Epilepsy (JME)
JME describes generalized epilepsy that impairs consciousness. JME usually presents in later childhood, with a peak onset at 10–16 years. The defining seizure is myoclonic and usually occurs in the first hour after waking. These seizures occur as sudden jerks, which commonly involve the arms and/or trunk. However, any muscle may be affected. The patient is generally conscious while myoclonic jerks are occurring. Generalized tonic-clonic seizures often accompany myoclonic seizures in JME, which may lead to reduced consciousness.Infantile Spasms
Infantile spasms develop in the first year of life, with peak -
This question is part of the following fields:
- Paediatrics
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Question 10
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 11
Incorrect
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A 5-year-old boy is brought to the Emergency Department by his parents with a 3-day history of diarrhoea; he has also vomited twice today. He is alert and responsive and his observations are within normal limits.
On examination, he has moist mucous membranes, normal skin turgor, normal skin colour, normal peripheral pulses and a normal capillary refill time. His abdomen is soft and nontender and his peripheries are warm.
What is the most appropriate initial management option for this patient?
Your Answer: Encourage intake of fluids
Correct Answer: Oral rehydration solution (ORS)
Explanation:Management of Dehydration in Children with Gastroenteritis
Gastroenteritis is a common illness in children that can lead to dehydration if not managed properly. Oral rehydration solution (ORS) is the first-line treatment for children at increased risk of dehydration, including those who have vomited more than twice in the last 24 hours or have other risk factors such as age less than one year, low birth weight, or signs of malnutrition. However, if a child is clinically dehydrated and not responding to ORS, intravenous (IV) fluids may be necessary.
It is important to encourage fluid intake in children with gastroenteritis, but carbonated drinks and fruit juices should be avoided as they can worsen diarrhea. If a child is unable to drink, an NG tube may be considered, but ORS should be attempted first. A bolus of IV fluids is only indicated in cases of suspected or confirmed shock.
Overall, prompt recognition and management of dehydration in children with gastroenteritis can prevent serious complications and improve outcomes.
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This question is part of the following fields:
- Paediatrics
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Question 12
Correct
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A 6-year-old girl was discovered to have increasing trouble getting up from the ground and climbing stairs.
What is the most probable diagnosis?
Your Answer: Duchenne muscular dystrophy (DMD)
Explanation:Understanding Duchenne Muscular Dystrophy: A Brief Overview
Duchenne muscular dystrophy (DMD) is a genetic disorder that affects approximately 1 in 3500 males. It is caused by the absence of the dystrophin gene, which leads to progressive muscle weakness and wasting.
Symptoms of DMD typically appear in early childhood and include delayed motor milestones, difficulty running, hypertrophy of calf muscles, and weakness in the lower extremities. One classic sign of DMD is a positive Gowers’ sign, where a child uses their upper extremities to help themselves stand up from the floor by first rising to stand on their arms and knees, then walking their hands up their legs to stand upright.
It is important to note that DMD is an X-linked recessive disorder, meaning that it primarily affects males. Females can be carriers of the gene mutation but are typically asymptomatic.
While there is currently no cure for DMD, there are treatments available to manage symptoms and improve quality of life. Early diagnosis and intervention are crucial for maximizing outcomes and improving long-term prognosis.
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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 65 year-old man with haemophilia A has just become a great-grandfather. He is curious about the likelihood of his great-grandson inheriting haemophilia. His granddaughter's partner is healthy and has no medical history.
What is the probability of his great-grandson having haemophilia A?Your Answer: Impossible to calculate
Correct Answer: 50%
Explanation:Understanding X-Linked Recessive Inheritance
X-linked recessive inheritance is a genetic pattern where only males are affected, except in rare cases such as Turner’s syndrome. This type of inheritance is transmitted by heterozygote females, who are carriers of the gene mutation. Male-to-male transmission is not observed in X-linked recessive disorders. Affected males can only have unaffected sons and carrier daughters.
If a female carrier has children, each male child has a 50% chance of being affected, while each female child has a 50% chance of being a carrier. It is important to note that the possibility of an affected father having children with a heterozygous female carrier is generally rare. However, in some Afro-Caribbean communities, G6PD deficiency is relatively common, and homozygous females with clinical manifestations of the enzyme defect are observed.
In summary, X-linked recessive inheritance is a genetic pattern that affects only males and is transmitted by female carriers. Understanding this pattern is crucial in predicting the likelihood of passing on genetic disorders to future generations.
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This question is part of the following fields:
- Paediatrics
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Question 14
Correct
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A 4-year-old boy is brought to his General Practitioner (GP) by his mother. She is concerned that he has had consistently delayed motor milestones and that he has severe behavioural difficulties. To stand up from a sitting position, he first kneels on all fours and then uses his hands to ‘walk himself up’. The GP notices that the child has hypertrophy of his calf muscles.
Which of the following tests is useful in the diagnosis of the underlying condition?
Select the SINGLE most useful test from the list below.Your Answer: Creatine kinase
Explanation:Diagnostic Tests for Duchenne Muscular Dystrophy and Wilson’s Disease
Duchenne muscular dystrophy (DMD) and Wilson’s disease are two conditions that can present with non-specific symptoms. Here, we discuss the diagnostic tests used to identify these conditions.
DMD is an X-linked recessive condition that predominantly affects males. Diagnosis is usually made by significantly elevated creatine kinase levels and genetic testing. Muscle biopsy may also be required. Symptoms usually present by age three and include delayed walking, muscle weakness, pseudohypertrophy of calf muscles, and learning difficulties. An MRI spine or head is not helpful in diagnosis as DMD is not caused by a central nervous system or spinal pathology.
Wilson’s disease often presents with signs of liver failure and non-specific symptoms such as tiredness, weight loss, and abdominal pain. Neurological symptoms such as tremors, loss of motor skills, and behavioural problems are more common in teenagers and adults. Diagnosis is made by measuring serum caeruloplasmin levels and genetic testing.
In summary, elevated creatine kinase levels and genetic testing are used to diagnose DMD, while serum caeruloplasmin levels and genetic testing are used to diagnose Wilson’s disease. MRI scans are not helpful in the diagnosis of either condition.
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This question is part of the following fields:
- Paediatrics
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Question 15
Correct
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A 6-week-old baby is brought in by his first-time mother concerned about a flaky/scaly rash on his scalp.
Which of the following is the diagnosis?Your Answer: Seborrhoeic dermatitis
Explanation:Understanding Infantile Seborrhoeic Dermatitis (Cradle Cap)
Infantile seborrhoeic dermatitis, commonly known as cradle cap, is a condition that typically affects infants between the second week of life and the sixth month. It presents as a yellow scaly/flaky rash on the scalp, but can also affect other areas such as the ears, neck, face, and napkin area. While the condition is not harmful, it can be unsightly and uncomfortable for the infant.
Management of cradle cap involves simple measures such as regular washing of the scalp with baby shampoo, softening of scales with baby oil or soaking the crusts overnight with white petroleum jelly, then shampooing in the morning. If these measures are not effective, topical imidazole cream can be used.
It is important to note that cradle cap is not a fungal infection, eczema, erythema toxicum neonatorum (ETN), or scalp psoriasis. These conditions have different presentations and require different management strategies. Understanding the differences between these conditions can help parents and caregivers provide appropriate care for their infants.
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This question is part of the following fields:
- Paediatrics
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Question 16
Correct
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You are a foundation year 2 doctor on your GP placement. You see 8-year-old Lily whose mother has brought her to see you as she feels Lily is snoring very loudly and wonders whether this is affecting her quality of sleep. Lily is overweight and has a background of childhood asthma.
What is a frequent cause of snoring in childhood?Your Answer: Obesity
Explanation:Snoring in Children: Possible Causes
Snoring in children can be caused by various factors. One of the common causes is obesity, which can lead to the narrowing of the airways and difficulty in breathing during sleep. Another possible cause is nasal problems such as polyps, deviated septum, and hypertrophic nasal turbinates, which can also obstruct the airways and cause snoring. Recurrent tonsillitis can also contribute to snoring, as the inflamed tonsils can block the air passages.
In some cases, snoring in children may be associated with certain medical conditions such as Down’s syndrome and hypothyroidism. These conditions can affect the structure and function of the respiratory system, leading to snoring and other breathing difficulties.
It is important to identify the underlying cause of snoring in children and seek appropriate treatment to prevent potential health complications. Parents should consult a healthcare professional if their child snores regularly or experiences other symptoms such as daytime sleepiness, difficulty concentrating, or behavioral problems.
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This question is part of the following fields:
- Paediatrics
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Question 17
Incorrect
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A mother brings in her 3-month old male baby to the pediatrician's office. She reports that for the past two weeks, the baby has been experiencing poor feeding, with intermittent rapid breathing, wheezing, and sweating. Additionally, the baby's weight has dropped off the initial centile. During the examination, the pediatrician discovers hepatomegaly.
What could be the probable reason for these symptoms?Your Answer: Croup
Correct Answer: Congestive heart failure
Explanation:The neonate is displaying signs of heart failure, which may be caused by structural heart disease. Symptoms of heart failure in neonates include difficulty feeding, breathing problems, and an enlarged liver. Asthma is not typically diagnosed in this age group, and acute liver failure is rare and usually presents with growth issues and blood clotting problems. Viral wheezing is uncommon in neonates, and the poor feeding and weight loss suggest heart failure as the likely cause.
How Congenital Heart Disease Presents
Congenital heart disease can manifest in various ways. One of the earliest signs may be detected during the antenatal period when imaging of the heart is performed as part of the 18-20 week fetal anomaly scan. A murmur may also be detected during the routine newborn examination. Cyanosis, a bluish discoloration of the skin and mucous membranes, may also be present. In some cases, heart failure may occur, which can be characterized by poor feeding, shortness of breath, sweating, and hepatomegaly. It is important to be aware of these presentations in order to promptly diagnose and manage congenital heart disease.
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This question is part of the following fields:
- Paediatrics
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Question 18
Correct
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A three-year-old child with uncontrolled asthma visits the GP clinic with his mother as his asthma exacerbations are becoming more frequent. The child is currently using a salbutamol inhaler as needed and a beclometasone inhaler 200mcg/day with a spacer, and his inhaler technique is good. What is the most appropriate course of action for his management?
Your Answer: Add in a leukotriene receptor antagonist
Explanation:If a child under the age of 5 has asthma that is not being controlled by a short-acting beta agonist (SABA) and a low dose of inhaled corticosteroids (ICS), then a leukotriene receptor antagonist should be added to their asthma management plan.
Managing Asthma in Children: NICE Guidelines
Asthma management in children has been updated by NICE in 2017, following the 2016 BTS guidelines. The new guidelines for children aged 5-16 are similar to those for adults, with a stepwise approach for treatment. For newly-diagnosed asthma, short-acting beta agonist (SABA) is recommended. If symptoms persist, a combination of SABA and paediatric low-dose inhaled corticosteroid (ICS) is used. Leukotriene receptor antagonist (LTRA) is added if symptoms still persist, followed by long-acting beta agonist (LABA) if necessary. Maintenance and reliever therapy (MART) is used as a combination of ICS and LABA for daily maintenance therapy and symptom relief. For children under 5 years old, clinical judgement plays a greater role in diagnosis. The stepwise approach is similar to that for older children, with an 8-week trial of paediatric moderate-dose ICS before adding LTRA. If symptoms persist, referral to a paediatric asthma specialist is recommended.
It should be noted that NICE does not recommend changing treatment for well-controlled asthma patients simply to adhere to the latest guidelines. The definitions of low, moderate, and high-dose ICS have also changed, with different definitions for adults and children. For children, <= 200 micrograms budesonide or equivalent is considered a paediatric low dose, 200-400 micrograms is a moderate dose, and > 400 micrograms is a high dose. Overall, the new NICE guidelines provide a clear and concise approach to managing asthma in children.
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This question is part of the following fields:
- Paediatrics
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Question 19
Incorrect
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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: Feeding difficulties
Correct 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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Question 20
Correct
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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: 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 21
Incorrect
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A 6-year-old girl is presented with a worsening of her asthma symptoms. Upon examination, she exhibits bilateral expiratory wheezing, but there are no indications of respiratory distress. Her respiratory rate is 24 breaths per minute, and her PEF is approximately 50% of normal. What is the best course of action regarding steroid treatment?
Your Answer: Give a stat dose or oral dexamethasone
Correct Answer: Oral prednisolone for 3 days
Explanation:According to the 2016 guidelines of the British Thoracic Society, children should be given a specific dose of steroids based on their age. For children under 2 years, the dose should be 10 mg of prednisolone, for those aged 2-5 years, it should be 20 mg, and for those over 5 years, it should be 30-40 mg. Children who are already taking maintenance steroid tablets should receive a maximum dose of 60 mg or 2 mg/kg of prednisolone. If a child vomits after taking the medication, the dose should be repeated, and if they are unable to retain the medication orally, intravenous steroids should be considered. The duration of treatment should be tailored to the number of days required for recovery, and a course of steroids exceeding 14 days does not require tapering.
Managing Acute Asthma Attacks in Children
When it comes to managing acute asthma attacks in children, it is important to assess the severity of the attack and take appropriate action. For children between the ages of 2 and 5, those with severe or life-threatening asthma should be immediately transferred to the hospital. For moderate attacks, children should have a SpO2 level above 92% and no clinical features of severe asthma. However, for severe attacks, children may have a SpO2 level below 92%, be too breathless to talk or feed, have a heart rate above 140/min, and use accessory neck muscles. For life-threatening attacks, children may have a SpO2 level below 92%, a silent chest, poor respiratory effort, agitation, altered consciousness, and cyanosis.
For children over the age of 5, it is recommended to attempt to measure PEF in all cases. For moderate attacks, children should have a SpO2 level above 92%, a PEF level above 50% best or predicted, and no clinical features of severe asthma. For severe attacks, children may have a SpO2 level below 92%, a PEF level between 33-50% best or predicted, and be unable to complete sentences in one breath or too breathless to talk or feed. For life-threatening attacks, children may have a SpO2 level below 92%, a PEF level below 33% best or predicted, a silent chest, poor respiratory effort, altered consciousness, and cyanosis.
For children with mild to moderate acute asthma, bronchodilator therapy should be given via a beta-2 agonist and spacer (or close-fitting mask for children under 3 years old). One puff should be given every 30-60 seconds up to a maximum of 10 puffs. If symptoms are not controlled, the beta-2 agonist should be repeated and the child should be referred to the hospital. Steroid therapy should also be given to all children with an asthma exacerbation for 3-5 days, with the usual prednisolone dose varying based on age and weight.
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This question is part of the following fields:
- Paediatrics
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Question 22
Correct
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A 9-year-old boy with asthma is brought into the GP surgery with a cough and shortness of breath. Examination reveals a respiratory rate of 34 breaths/min, apyrexial, wheeze throughout his chest and a peak expiratory flow rate (PEFR) of half his predicted value.
Which of the following treatments is the best option?
Your Answer: Inpatient management with nebuliser salbutamol and oral steroids
Explanation:Managing Acute Asthma Exacerbations in Children: Treatment Options and Guidelines
When a child experiences an acute asthma exacerbation, prompt and appropriate management is crucial to prevent further complications. Here are some treatment options and guidelines to consider:
Inpatient Management with Nebuliser Salbutamol and Oral Steroids
For severe asthma exacerbations, hospital transfer is necessary. Inpatient management should include nebulised bronchodilators in combination with early oral steroids. A 3-day steroid course is usually sufficient.Manage as Outpatient with Inhaled Salbutamol via Spacer
Mild to moderate acute asthma can be managed with salbutamol via a spacer. Oral steroids should be considered in all children with an acute exacerbation of asthma. However, all children with features of severe or life-threatening asthma should be transferred to a hospital.Outpatient Management with Antibiotics
Antibiotics would be inappropriate for acute asthma exacerbations unless there are clues in the history to suggest a bacterial infection as the cause of exacerbation.Continue Current Medications with No Changes
In severe acute asthma, urgent treatment with nebulisers and transfer to a hospital is necessary.IV Salbutamol
IV salbutamol is second line and considered only if the symptoms have responded poorly to nebulised therapy.British Thoracic Society (BTS)/Scottish Intercollegiate Guidelines Network (SIGN) guidance suggests that all children with features of severe or life-threatening asthma should be transferred to a hospital. The severity of acute asthma in children over 5 can be determined using the BTS severity scoring.
By following these guidelines and treatment options, healthcare professionals can effectively manage acute asthma exacerbations in children and prevent further complications.
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This question is part of the following fields:
- Paediatrics
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Question 23
Correct
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A 5-year-old girl presents to the Emergency Department with a two-day history of diarrhoea and vomiting. She has drunk only small amounts and is becoming more lethargic. She has opened her bowels five times but has only passed urine once today. She is usually fit and well. Her 7-year-old sister was unwell with the same symptoms a few days before but has since recovered well.
On examination, she appears restless with sunken eyes, dry mucous membranes and capillary refill time (CRT) of 2 seconds, and she is tachycardic with a pulse of 150 beats per minute.
What would be your assessment of her clinical fluid status?Your Answer: Clinical dehydration
Explanation:Understanding Dehydration in Children: Symptoms and Management
Dehydration is a common concern in children, especially when they are suffering from illnesses like gastroenteritis. It is important to recognize the different levels of dehydration and manage them accordingly.
Clinical dehydration is characterized by symptoms such as restlessness and decreased urine output. Signs of clinical dehydration include irritability, sunken eyes, dry mucous membranes, tachycardia, and normal capillary refill time (CRT).
Children with no clinically detectable dehydration do not show any signs or symptoms of dehydration and can be managed with oral fluids until the illness subsides.
Clinical shock is a severe form of dehydration that requires immediate medical attention. Symptoms of clinical shock include a decreased level of consciousness, pale or mottled skin, cold extremities, tachycardia, tachypnea, hypotension, weak peripheral pulses, and a prolonged CRT. Children with clinical shock require admission and rehydration with intravenous fluids and electrolyte supplementation.
A euvolemic child, on the other hand, has a normal general appearance, normal eyes, a moist tongue, and present tears. They have a normal CRT and are not tachycardic.
It is important to recognize the signs and symptoms of dehydration in children and manage it accordingly to prevent further complications. Fluid overload is also a concern, but in cases of gastroenteritis-induced dehydration, rehydration is necessary.
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This question is part of the following fields:
- Paediatrics
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Question 24
Incorrect
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You are consulted by the parents of a 5-year-old girl. She has a lifelong history of bedwetting at night, and they are becoming increasingly concerned that the problem is not getting any better. She never has accidents in the day and opens her bowels at least once a day. She has been potty-trained since the age of two. Apart from hay fever, there is no relevant family history. Physical examination is normal. Urinalysis reveals no abnormality. Things have come to a head as she is starting school in two weeks’ time, and they do not want her to wet the bed.
What is the most appropriate management plan?Your Answer: Give general advice on enuresis, reassure the parents that he is almost certain to grow out of the problem and commence treatment with an enuresis alarm to prepare him for his camping trip and advise to restrict fluid from 1600 h to prevent bedwetting during the camping trip
Correct Answer: Give general advice on enuresis, reassure the parents that he is almost certain to grow out of the problem and prescribe desmopressin to be taken during the camping trip to prevent bedwetting
Explanation:Managing Primary Enuresis in Children: Advice and Treatment Options
Primary enuresis, or bedwetting, is a common condition affecting 15-20% of children. It is characterized by nocturnal wetting without daytime symptoms and is thought to be caused by bladder dysfunction. Parents of children with primary enuresis may be reassured that their child is likely to grow out of the problem by age 15, with only 1% of patients continuing to have symptoms into adulthood.
Treatment options for primary enuresis include the use of an enuresis alarm combined with a reward system to teach and reward good habits. Fluid should not be restricted. In children over the age of 5, short-term control can be achieved with a prescription of desmopressin to prevent enuresis during sleepovers or school trips.
It is important to involve the child in the management plan and explore family habits. Referral to a paediatric urologist may be necessary for children with primary enuresis and daytime symptoms or for those who have failed two complete courses of treatment with an enuresis alarm or desmopressin.
Managing Primary Enuresis in Children: Advice and Treatment Options
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This question is part of the following fields:
- Paediatrics
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Question 25
Correct
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A 10-year-old boy is being seen in the paediatric asthma clinic for a review of his asthma. He was diagnosed with asthma 6 months ago and has been using a salbutamol 100mcg metered dose inhaler with a spacer. According to his mother, he has been using his inhaler about 4 times a week and has had 1 episode of waking up at night with difficulty breathing. There have been no recent respiratory infections or changes in his environment. On examination, he appears to be in good health. His inhaler technique is satisfactory. Do you recommend any changes to his asthma medication?
Your Answer: Paediatric low-dose ICS
Explanation:Managing Asthma in Children: NICE Guidelines
Asthma management in children has been updated by NICE in 2017, following the 2016 BTS guidelines. The new guidelines for children aged 5-16 are similar to those for adults, with a stepwise approach for treatment. For newly-diagnosed asthma, short-acting beta agonist (SABA) is recommended. If symptoms persist, a combination of SABA and paediatric low-dose inhaled corticosteroid (ICS) is used. Leukotriene receptor antagonist (LTRA) is added if symptoms still persist, followed by long-acting beta agonist (LABA) if necessary. Maintenance and reliever therapy (MART) is used as a combination of ICS and LABA for daily maintenance therapy and symptom relief. For children under 5 years old, clinical judgement plays a greater role in diagnosis. The stepwise approach is similar to that for older children, with an 8-week trial of paediatric moderate-dose ICS before adding LTRA. If symptoms persist, referral to a paediatric asthma specialist is recommended.
It should be noted that NICE does not recommend changing treatment for well-controlled asthma patients simply to adhere to the latest guidelines. The definitions of low, moderate, and high-dose ICS have also changed, with different definitions for adults and children. For children, <= 200 micrograms budesonide or equivalent is considered a paediatric low dose, 200-400 micrograms is a moderate dose, and > 400 micrograms is a high dose. Overall, the new NICE guidelines provide a clear and concise approach to managing asthma in children.
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This question is part of the following fields:
- Paediatrics
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Question 26
Incorrect
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A 3-day-old baby boy is experiencing cyanosis during feeding and crying, leading to suspicion of congenital heart disease. What could be the probable reason?
Your Answer: Tetralogy of Fallot
Correct Answer: Transposition of the great arteries
Explanation:When it comes to congenital heart disease, TGA and Fallot’s are the most common causes of cyanotic heart disease. However, TGA is more commonly seen in newborns, while Fallot’s typically presents a few months after a murmur is detected. VSD is the most common cause of acyanotic congenital heart disease.
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 27
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 28
Correct
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A healthy toddler is 18 months old and was born in the breech position. The toddler's mother is concerned about developmental dysplasia of the hip (DDH), as she has heard that this can be associated with breech delivery.
Which of the following is the most appropriate investigation for this toddler?Your Answer: Ultrasound scan of the hips before six weeks of age
Explanation:An ultrasound scan of the hips is recommended for all babies born in the breech position after 36 weeks of pregnancy, even if they are not born in the breech position. It is also necessary for babies born before 36 weeks in the breech position or those with a family history of hip problems in early life. This is to detect developmental dysplasia of the hip (DDH) early, which can be treated with a Pavlik harness before six months of age. Surgery may be required if non-operative treatment is not successful. An ultrasound scan should be performed before six weeks of age to ensure early diagnosis and treatment. If a baby is found to have an unstable hip joint during their newborn examination, they should have an ultrasound of the hip before two weeks of age. X-rays are not recommended for detecting DDH in infants, and ultrasound is the preferred imaging modality.
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This question is part of the following fields:
- Paediatrics
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Question 29
Correct
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An infant is noted to have a cleft palate, aortic arch abnormality and absent thymus on chest radiograph. Which of the following is the most likely diagnosis?
Your Answer: Deletion of 22q11
Explanation:DiGeorge’s syndrome, also known as 22q11.2 deletion syndrome, is caused by a small deletion on chromosome 22 and can result in a variety of features in different individuals. Common characteristics include cardiac defects such as tetralogy of Fallot, interrupted aortic arch, truncus arteriosus, and ventricular septal defect, as well as cleft palate and distinct facial features. Pulmonary defects like tracheo-oesophageal fistula and laryngomalacia may also be present, along with a risk of recurrent infections due to defects in the T-cell-mediated immune response. Hypocalcaemia/hypoparathyroidism may be diagnosed after birth. Fetal alcohol syndrome, Prader-Willi syndrome, fetal valproate syndrome, and trisomy 13 are other conditions with distinct features that differ from those of DiGeorge’s syndrome.
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This question is part of the following fields:
- Paediatrics
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Question 30
Correct
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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: 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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