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Freshwater drowning with hypoxaemia — RCPSC EM MCQ

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ModerateEnvironmental emergenciesFreshwater drowning with hypoxaemiaRCPSC EM

CTAS 2: A 12-year-old is pulled from a lake after brief submersion. After initial oxygen, vitals are HR 118, RR 28, SpO2 91% on room air. He coughs repeatedly and has crackles at the right base. Temperature is 35.8°C and mental status is normal. What is the most appropriate disposition?

Educational content. Not a substitute for clinical judgement or local policy.

Reveal the answer and explanation

Correct answer: E — Observe in hospital with oxygen and repeat respiratory assessment

Persistent hypoxaemia, cough or abnormal lung exam after drowning warrants observation and supportive respiratory care. Routine prophylactic antibiotics are not indicated.

Reference: Wilderness Medical Society drowning guidance; Canadian EM practice