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Question 1
Incorrect
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A 10-year-old girl presents to the Emergency Department after suffering a head injury falling from a tree. She has remained conscious and her Glasgow Coma Score (GCS) has been 15 since the accident. She is not vomiting.
On examination, there is no focal neurological deficit. An area of bruising is seen behind her left ear and she has a headache. No other injuries are observed.
What is the most appropriate initial investigation for this patient?Your Answer: Skull X-ray
Correct Answer: Computed tomography (CT) head
Explanation:The patient requires a CT head scan within an hour of the accident, as per NICE guidelines. A basal skull fracture, which can be fatal, may be caused by high-impact mechanisms and can present with symptoms such as bruising behind the ear, bruising around the eyes, blood behind the eardrum, or cerebral spinal fluid rhinorrhoea. Optic-nerve entrapment may also occur if the fracture is displaced, leading to changes in vision. Patients are at an increased risk of developing meningitis. An MRI head is not the primary investigation of choice for acute clinically important brain injuries due to safety, logistic, and resource reasons. A lateral cervical spine X-ray may be required for a thorough assessment of the C-spine, but a CT head and neck would be easier to perform if imaging of the neck is necessary. A plain skull X-ray may be used for non-accidental brain injury in children to avoid high-dose radiation from a CT scan, but it should not be used to diagnose brain trauma without consulting a neuroscience unit. If red flags are present, a CT head is necessary to exclude severe intracranial pathology.
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This question is part of the following fields:
- Paediatrics
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Question 2
Incorrect
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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: Asthma
Correct Answer: Obesity
Explanation:Snoring in Children: Possible Causes
Snoring in children can be caused by various factors. One of the common causes is obesity, which can lead to the narrowing of the airways and difficulty in breathing during sleep. Another possible cause is nasal problems such as polyps, deviated septum, and hypertrophic nasal turbinates, which can also obstruct the airways and cause snoring. Recurrent tonsillitis can also contribute to snoring, as the inflamed tonsils can block the air passages.
In some cases, snoring in children may be associated with certain medical conditions such as Down’s syndrome and hypothyroidism. These conditions can affect the structure and function of the respiratory system, leading to snoring and other breathing difficulties.
It is important to identify the underlying cause of snoring in children and seek appropriate treatment to prevent potential health complications. Parents should consult a healthcare professional if their child snores regularly or experiences other symptoms such as daytime sleepiness, difficulty concentrating, or behavioral problems.
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This question is part of the following fields:
- Paediatrics
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Question 3
Incorrect
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A 6-month-old boy is brought to the emergency department with a 24-hour history of cough and wheeze, following a week of mild fever and coryzal symptoms. The infant appears otherwise healthy and has no significant medical history. Upon respiratory examination, diffuse wheezing is noted. Vital signs reveal:
Respiratory rate 52/min
Blood pressure 92/54 mmHg
Temperature 38.2ÂşC
Heart rate 120 bpm
Oxygen saturation 96% on room air
What is the most appropriate course of action for managing this infant's symptoms?Your Answer: Nebulised salbutamol
Correct Answer: Supportive management only
Explanation:If the patient’s respiratory distress worsened or their feeding was impacted, they would be admitted. It is important to note that amoxicillin is not effective in treating bronchiolitis, but may be used for uncomplicated community-acquired pneumonia or acute otitis media. Dexamethasone is commonly used for croup, but this diagnosis is unlikely as the patient does not have a barking cough, hoarse voice, or inspiratory stridor. Inhaled racemic adrenaline is also used for croup. Nebulised salbutamol is not necessary for this patient as they are stable and require only supportive management.
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 4
Correct
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You are a foundation year 2 Doctor on your GP placement. Your first appointment is 6-year-old Jack. His mother has brought him to see you as he has had a cold over the past 6 days and now has developed a productive cough with green sputum. On examination you hear bilateral crackles at the base of his lungs and there is dullness to percussion at the left base. All basic observations are within normal limits. You diagnose a lower respiratory tract infection and decide to prescribe some antibiotics. Jack has no allergies.
What is the first line antibiotic you would prescribe for Jack?Your Answer: Amoxicillin
Explanation:For children without a penicillin allergy, amoxicillin is the primary treatment for pneumonia according to the 2011 guidelines from the British Thoracic Society. If the initial treatment is ineffective, macrolides may be added. Macrolides are recommended if Mycoplasma or Chlamydia is suspected. Co-amoxiclav is suggested for pneumonia associated with influenza.
Pneumonia is a common illness in children, with S. pneumoniae being the most likely cause of bacterial pneumonia. The British Thoracic Society has published guidelines for the management of community acquired pneumonia in children. According to these guidelines, amoxicillin is the first-line treatment for all children with pneumonia. Macrolides may be added if there is no response to first-line therapy, or if mycoplasma or chlamydia is suspected. In cases of pneumonia associated with influenza, co-amoxiclav is recommended. It is important to follow these guidelines to ensure effective treatment and management of pneumonia in children.
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This question is part of the following fields:
- Paediatrics
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Question 5
Correct
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You are conducting the eight-week baby check on a healthy infant who was born at term. As part of health promotion, you are discussing ways to minimize the risk of Sudden Infant Death Syndrome (SIDS) with the mother. She is already aware of the significance of placing the baby on its back while sleeping and does not smoke. What is the most crucial additional risk factor for SIDS?
Your Answer: Sleeping in the same bed as the baby
Explanation:Studies have indicated that bed sharing is the most prominent risk factor for SIDS, followed by prone sleeping, parental smoking, hyperthermia and head covering, and prematurity.
Understanding Sudden Infant Death Syndrome
Sudden infant death syndrome (SIDS) is the leading cause of death in infants during their first year of life, with the highest incidence occurring at three months of age. There are several major risk factors associated with SIDS, including placing the baby to sleep on their stomach, parental smoking, prematurity, bed sharing, and hyperthermia or head covering. These risk factors are additive, meaning that the more risk factors present, the higher the likelihood of SIDS. Other risk factors include male sex, multiple births, lower social classes, maternal drug use, and an increased incidence during winter.
However, there are also protective factors that can reduce the risk of SIDS. Breastfeeding, room sharing (but not bed sharing), and the use of pacifiers have been shown to be protective. In the event of a SIDS occurrence, it is important to screen siblings for potential sepsis and inborn errors of metabolism.
Overall, understanding the risk factors and protective factors associated with SIDS can help parents and caregivers take steps to reduce the likelihood of this tragic event. By following safe sleep practices and promoting healthy habits, we can work towards reducing the incidence of SIDS.
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This question is part of the following fields:
- Paediatrics
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Question 6
Correct
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A 10-year-old boy has been diagnosed with constipation.
What is the recommended first line treatment for constipation in children?
Your Answer: Macrogol (Movicol)
Explanation:First-Line Treatment for Constipation in Children: Macrogol (Movicol)
When a child is diagnosed with constipation and secondary causes have been ruled out, treatment can be initiated. The first-line treatment recommended by NICE is macrogol, which is available as Movicol Paediatric Plain or Movicol depending on the child’s age. The dose is escalated until regular and good consistency stools are achieved. However, it is important to check for faecal impaction before starting maintenance treatment. Suppositories and enemas should not be routinely used in primary care. If macrogol is not tolerated or if there is a particularly hard stool, a stool softener such as lactulose can be used. A stimulant laxative such as senna can also be used as an alternative to macrogol.
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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 9-year-old boy is presented to the GP by his mother due to the development of a limp. The mother noticed that his left hip was sore and stiff about a month ago. The pain has gradually worsened, making it difficult for the boy to walk and causing significant discomfort. The boy has a normal developmental history and is otherwise healthy. What is the probable underlying cause of his symptoms?
Your Answer: Avascular necrosis
Explanation:Perthes’ disease is characterized by a lack of blood supply to the femoral head, leading to its necrosis and resulting in symptoms such as hip pain, stiffness, and limping. These symptoms are consistent with the presentation of a young boy experiencing progressive hip pain and reduced range of motion. The age of onset for Perthes’ disease typically falls within the range of 6-8 years old, further supporting this diagnosis.
While an epiphyseal plate fracture can also cause pain and limping, it is typically the result of a traumatic injury, which is not the case in this scenario. Slipped upper femoral epiphysis (SUFE) is another potential cause of hip pain and limping, but it typically affects older children and progresses more slowly over several months. Septic arthritis, on the other hand, is a medical emergency characterized by acute joint pain, swelling, and systemic symptoms, which are not present in this case.
Understanding Perthes’ Disease
Perthes’ disease is a degenerative condition that affects the hip joints of children, typically between the ages of 4-8 years. It is caused by a lack of blood supply to the femoral head, which leads to bone infarction and avascular necrosis. This condition is more common in boys, with around 10% of cases being bilateral. The symptoms of Perthes’ disease include hip pain, stiffness, reduced range of hip movement, and a limp. Early changes can be seen on an x-ray, such as widening of the joint space, while later changes include decreased femoral head size and flattening.
To diagnose Perthes’ disease, a plain x-ray is usually sufficient. However, if symptoms persist and the x-ray is normal, a technetium bone scan or magnetic resonance imaging may be necessary. If left untreated, Perthes’ disease can lead to complications such as osteoarthritis and premature fusion of the growth plates.
The severity of Perthes’ disease is classified using the Catterall staging system, which ranges from stage 1 (clinical and histological features only) to stage 4 (loss of acetabular integrity). Treatment options include keeping the femoral head within the acetabulum using a cast or braces, observation for children under 6 years old, and surgical management for older children with severe deformities. The prognosis for Perthes’ disease is generally good, with most cases resolving with conservative management. Early diagnosis is key to improving outcomes.
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This question is part of the following fields:
- Paediatrics
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Question 8
Correct
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What is a cause of acyanotic congenital heart disease?
Your 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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You are a senior doctor in the paediatrics department. A fifteen year-old whose parents are devout Jehovah's witnesses requires a blood transfusion. Both parents state that they do not wish their child to have a potentially life saving transfusion. The fifteen year-old herself understands the risks and benefits of a transfusion and wishes to have the transfusion regardless.
Which of the following is correct?Your Answer: A High Court Order should be obtained to overrule the parents right to refuse blood products
Correct Answer: The blood can be transfused without the parents consent
Explanation:Once a child reaches the age of 16, they are considered competent to provide consent for treatment. In this case, the 16-year-old child can provide consent for the blood transfusion, but cannot refuse it. Therefore, the blood can be given as the child has provided consent. If the child were to refuse the treatment, the blood could still be given in their best interests without the consent of the child or their parents, using the Children Act 1989 and a High Court Order. However, in this particular case, such an order is not necessary. While some Jehovah witnesses may accept certain blood products, such as fresh frozen plasma or albumin, they may decline a complete blood transfusion. However, this is not appropriate in this situation. It may be advisable to contact the hospital liaison representative, but as the child is of age and understands the situation, they are able to provide consent for the treatment.
Understanding Consent in Children
The issue of consent in children can be complex and confusing. However, there are some general guidelines to follow. If a patient is under 16 years old, they may be able to consent to treatment if they are deemed competent. This is determined by the Fraser guidelines, which were previously known as Gillick competence. However, even if a child is competent, they cannot refuse treatment that is deemed to be in their best interest.
For patients between the ages of 16 and 18, it is generally assumed that they are competent to give consent to treatment. Patients who are 18 years or older can consent to or refuse treatment.
When it comes to providing contraceptives to patients under 16 years old, the Fraser Guidelines outline specific requirements that must be met. These include ensuring that the young person understands the advice given by the healthcare professional, cannot be persuaded to inform their parents, is likely to engage in sexual activity with or without treatment, and will suffer physical or mental health consequences without treatment. Ultimately, the young person’s best interests must be taken into account when deciding whether to provide contraceptive advice or treatment, with or without parental consent.
In summary, understanding consent in children requires careful consideration of age, competence, and best interests. The Fraser Guidelines provide a useful framework for healthcare professionals to follow when providing treatment and advice to young patients.
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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 26-month-old child has a short history of runny nose and fever. She is staying with her grandparents, who believe in sweating out a fever and wrap her up well under several blankets on the sofa between them. She suddenly cries out and then has a single grand mal seizure lasting two minutes, during which she is incontinent of urine. A couple of minutes after the episode she is completely well. Examination reveals no focal neurological signs. Development to date has been normal.
Which of the following is the most likely diagnosis?Your Answer:
Correct Answer: Febrile convulsion
Explanation:Differential Diagnosis of Seizures in Children: A Case Study
A child presents with a seizure following a fever. The differential diagnosis includes febrile convulsion, myoclonic epilepsy, bacterial meningitis, viral encephalitis, and generalised epilepsy syndrome. However, the absence of intracranial infection and other neurological features suggests that febrile convulsion is the most likely diagnosis. Febrile convulsions are common in children aged 3 months to 5 years and are associated with viral illnesses. They are generalised, last less than 15 minutes, and do not recur within 24 hours. Children with febrile seizures have no increased mortality risk but may have a slightly increased risk of epilepsy in later life. Other possible causes of seizures, such as breath-holding attacks or reflex anoxic seizures, should also be considered. Education on managing fevers and keeping the child comfortable during illnesses should be provided to the family.
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This question is part of the following fields:
- Paediatrics
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