Burns with inhalation injury — MCCQE Part 1 MCQ

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ModerateTraumaBurns with inhalation injuryMCCQE Part 1

A 20-year-old man pulled from house fire has soot around nostrils, singed nasal hairs, hoarse voice. 35% TBSA burns. Most critical immediate intervention?

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Correct answer: A — Early endotracheal intubation

Inhalation injury signs mandate early intubation (progressive oedema makes delayed intubation impossible). Then: 100% O2 (CO poisoning), Parkland formula fluids. CO-oximetry — pulse ox falsely reassuring in CO poisoning.

Reference: https://mcc.ca/objectives/medical-experts/