Post-anaphylaxis observation — RACP Paediatrics MCQ

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EasyEmergencyPost-anaphylaxis observationRACP Paediatrics

A 4-year-old treated for peanut anaphylaxis with IM adrenaline. Symptoms fully resolved after 2 hours. What is the minimum observation?

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Correct answer: A — Observe 4 hours biphasic

Minimum 4 hours observation after anaphylaxis treated with adrenaline (some guidelines: 6-8 hours for severe). Monitor for biphasic reaction (~5-20%).

Reference: RCH Melbourne – 2023; ASCIA – 2024