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Anaphylaxis arrest — DipIMC MCQ

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ModerateResuscitationAnaphylaxis arrestDipIMC

A 40-year-old collapses after a wasp sting. He has widespread wheeze and urticaria, then becomes pulseless with PEA on the monitor. What is the most appropriate immediate action?

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Correct answer: AStart ALS and treat anaphylaxis as a reversible cause

Start ALS and treat anaphylaxis as a reversible cause is the best answer because anaphylaxis can cause hypoxic and distributive arrest and requires standard ALS plus cause-specific treatment. Wait for imaging before intervening is less appropriate because imaging is not available or appropriate before treating a clinical life threat; Transport without treating the identified time-critical problem is less appropriate because movement alone may not reverse the immediate physiology. Give a large crystalloid bolus before controlling the injury and Delay intervention until arrival at hospital are also suboptimal because they move attention away from the key pre-hospital priority.. The key DipIMC principle is to treat immediate reversible threats, communicate clearly and move the patient toward the right definitive care.

Reference: Resuscitation Council UK Guidelines; JRCALC Guidelines