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Pediatrics · Paediatric emergencies: bradycardia management
Sample itemA 6-month-old with bronchiolitis is limp with a heart rate of 50 per minute, poor perfusion and SpO2 of 70 percent. What is the first step?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
C. Open the airway, give oxygen and assist ventilation
Paediatric bradycardia with poor perfusion is usually caused by hypoxia, so airway support, oxygenation and ventilation come first. If heart rate stays below 60 with poor perfusion, CPR and epinephrine follow.
Option by option
A. Give calcium
Calcium is not indicated.
B. Give adenosine
Adenosine treats supraventricular tachycardia.
C. Open the airway, give oxygen and assist ventilation (correct)
Correct. Hypoxia is the commonest cause and is corrected first.
D. Give atropine immediately
Atropine is used after oxygenation if vagal causes are suspected.
Source note: Original NextPrep sample item — pending expert review. This item is original practice material awaiting independent expert review, so confirm important facts in a standard textbook.
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