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Question 1
Correct
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A severe asthma exacerbation according to the British Thoracic Society suggests an oxygen saturation that is less than:
Your Answer: 92%
Explanation:In an acute and severe asthma attack the child cannot complete sentences in one breath because they are too breathless. The O2 saturation is less than 92% and PEF is between 33-50% best or predicted. In children that are 2-5 years old, HR is more than 140 bpm and more than 125 bpm in those older than 5 years old. The RR in children between 2-5 years old is more than 40/min, and more than 30/min in those older than 5 years old.
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This question is part of the following fields:
- Emergency Medicine
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Question 2
Correct
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An 8-year-old girl was bought immediately to the emergency department. She is fully conscious but has stridor, is wheezing and has a generalised erythematous rash. She has known allergies. What is the single immediate management?
Your Answer: Give 0.3ml in 1000 adrenaline by IM injection
Explanation:This is a case of an anaphylactic reaction that requires immediate intervention. IM adrenaline dose for 6-12 year old children is 300 micrograms IM.
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This question is part of the following fields:
- Emergency Medicine
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Question 3
Correct
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A 15-month-old boy was brought to the hospital following a high-velocity road traffic accident. His car seat was thrown forward into the front passenger seat. He has sustained multiple injuries, including a fractured pelvis and suspected skull fracture.On initial assessment in the emergency department, the child was lying supine with c-spine immobilized. His eyes were closed, and he was motionless. He did not respond to voice commands. He cried and produced weak vocal sounds to pain but did not open his eyes. He tries to move away from the examining hand.What is the Paediatric Glasgow Coma Scale score of this child?
Your Answer: 8
Explanation:The Glasgow Coma Scale, being inappropriate for use in children (especially below the age of 5) as they are unable to elicit the verbal response as per the adult GCS. Therefore, GCS for the paediatric age group was modified to Adelaide coma scale (ACS), which is stated as follows:Best Eye Response (as in adult scale):Spontaneous – 4To speech – 3To pain – 2No response – 1Best Verbal Response:Oriented – 5Words – 4Vocal sounds – 3Cries – 2No response – 1Best Motor Response (as in adult scale):Obeys commands – 5Localises pain – 4Flexion to pain – 3 Extension to pain – 2No response – 1 The described child scores:Eye response – 1; Verbal response – 3; Motor response – 4Thus, bringing the total ACS score to 8.
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This question is part of the following fields:
- Emergency Medicine
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Question 4
Correct
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A 15-year-old girl is admitted to hospital following a ruptured ectopic pregnancy. She comes from a family of Jehovah's Witnesses. Her haemoglobin on admission is 6.7 g/dl. She consents to a blood transfusion but her mother refuses. What is the most appropriate course of action?
Your Answer: Give the blood transfusion
Explanation:People aged 16 or over are entitled to consent to their own treatment. This can only be overruled in exceptional circumstances. Children under the age of 16 can consent to their own treatment if they’re believed to have enough intelligence, competence and understanding to fully appreciate what’s involved in their treatment. This is known as being Gillick competent.Otherwise, someone with parental responsibility can consent for them.This could be:the child’s mother or fatherthe child’s legally appointed guardiana person with a residence order concerning the childa local authority designated to care for the childa local authority or person with an emergency protection order for the child.Giving the blood transfusion is therefore both clinically and ethically the right course of action.Jehovah’s Witnesses frequently carry a signed and witnessed Advance Decision Document listing the blood products and autologous procedures that are, or are not, acceptable to them It is appropriate to have a frank, confidential discussion with the patient about the potential risks of their decision and the possible alternatives to transfusion, but the freely expressed wish of a competent adult must always be respected.
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This question is part of the following fields:
- Emergency Medicine
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Question 5
Incorrect
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A 10-month-old infant is brought to the hospital with a 3-day history of frequent watery stools and vomiting. On examination, she is found to be dehydrated and is refusing to drink in the emergency department.What would be the most appropriate course of action for this child?
Your Answer: For intravenous rehydration (maintenance) + oral fluids as tolerated
Correct Answer: Admit for enteral rehydration via a nasogastric tube
Explanation:The most appropriate step in this patient would be to admit the patient for enteral rehydration via a nasogastric tube.Enteral rehydration:Oral rehydration is the most preferred way of rehydrating children. If a child is not tolerating small-frequent-feeds, then nasogastric rehydration is an underused next best step. The fluid can be run through a continuous pump so that it is better tolerated. Note:Intravenous fluids are effective but can have profound effects on the serum electrolyte balance if not monitored closely. Most children will tolerate fluids in an emergency department, but failure to take fluids orally is not an indication for intravenous therapy.
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This question is part of the following fields:
- Emergency Medicine
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Question 6
Correct
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A 16 year old dies in a road traffic accident. What is the mortality proportion attributed to accidents in this age group?
Your Answer: 40-50%
Explanation:Deaths by age group: 60% <1 year – due mainly to congenital, neonatal, and infection related problems.10% 1-4 years – due to accident (15%), cancer (15%), or congenital problems (14%)18% 15-19 years – accidental (42%) accidents reflect increased risk taking
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This question is part of the following fields:
- Emergency Medicine
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Question 7
Correct
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What is the most probable diagnosis for an infant presenting with prolonged neonatal jaundice, dark urine, and pale stools?
Your Answer: Biliary atresia
Explanation:Biliary atresia is a rare condition that causes obstructive jaundice. Without surgical treatment, e.g. Roux-en-Y, Kasai procedure or liver transplantation, death is likely by 2 years of age. The aetiology of biliary atresia is unknown. Theories suggest a multitude of etiological and causative factors that are both genetic and acquired.The other conditions do not cause a conjugated hyperbilirubinemia.
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This question is part of the following fields:
- Emergency Medicine
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Question 8
Incorrect
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A 14 year old boy is suspected of having CSF rhinorrhoea after sustaining a basal skull fracture. Which laboratory test would be able to accurately detect the presence of CSF?
Your Answer: Lab sticks testing for glucose
Correct Answer: Beta 2 transferrin assay
Explanation:Answer: Beta 2 transferrin assayBeta-2-transferrin is a protein found only in CSF and perilymph. Since 1979, beta-2-transferrin has been used extensively by otolaryngologists in the diagnosis of CSF rhinorrhoea and skull-base cerebrospinal fluid fistulas. With sensitivity of 94% – 100%, and specificity of 98% – 100%, this assay has become the gold standard in detection of CSF leakage. CSF rhinorrhoea is characterized by clear or xanthochromic watery rhinorrhoea that may not become apparent until nasal packing is removed.
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This question is part of the following fields:
- Emergency Medicine
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Question 9
Incorrect
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Intussusception is characterized by which of the following statements?
Your Answer: It usually occurs distal to the ileocecal valve
Correct Answer: It is associated with Meckel's diverticulum
Explanation:Intussusception is one of the common causes of intestinal obstruction in children, resulting from the invagination or telescoping of one segment of the bowel into the other distal segment. It may induce bowel ischemia and necrosis, as well. It can occur as a complication of Meckel’s diverticulum. It usually occurs proximal to the ileocecal valve, and the most common presentation is ileocecal. Early signs and symptoms include cramping abdominal pain, nausea, vomiting, and pulling legs up to chest area. First line treatment includes resuscitation with IV fluids and nasogastric tube. It responds well to air-enema, which is also diagnostic.
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This question is part of the following fields:
- Emergency Medicine
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Question 10
Incorrect
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A 2 year old male was brought to the A&E following an car accident. On examination bowel sounds were heard in the chest. A nasogastric tube was inserted and a chest x-ray showed a curved NG tube. Which of the following is the most probable reason for it?
Your Answer: Bowel rupture
Correct Answer: Diaphragm rupture
Explanation:Bowel sounds in the chest and curved NG tube are suggestive of a diaphragm rupture, which has caused herniation of bowel into the thoracic cavity through the defect in the diaphragm.
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This question is part of the following fields:
- Emergency Medicine
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