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Secondary spontaneous pneumothorax — RCPSC EM MCQ

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HardRespiratory emergenciesSecondary spontaneous pneumothoraxRCPSC EM

A 66-year-old with severe emphysema has a moderate pneumothorax, RR 30/min, SpO2 88% on baseline oxygen and increased work of breathing. BP is 118/72 mmHg and there is no mediastinal shift. What is the most appropriate initial pleural plan?

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

Reveal the answer and explanation

Correct answer: BInsert a small-bore catheter or chest drain and admit for monitoring

Explanation lettering: E = shown as A · A = shown as B · B = shown as E

A is correct for symptomatic secondary spontaneous pneumothorax. B is reserved for tension physiology. C and E underestimate the limited respiratory reserve in severe COPD. D does not address pleural air.

Reference: Emergency Care BC, Pneumothorax: https://emergencycarebc.ca/clinical_resource/clinical-summary/pneumothorax/