Respiratory SCE Practice Questions - Respiratory Medicine Specialty Certificate Examination Exam

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A 72-year-old man with severe COPD is admitted with an infective exacerbation. His oxygen saturation is 84% on air, he is drowsy, and he has a previous admission with hypercapnic respiratory failure. What oxygen prescription is safest while an arterial blood gas is obtained?

Controlled oxygen aiming for saturations of 88-92% High-flow oxygen aiming for saturations above 98% No oxygen until the arterial blood gas result is available Oxygen only if he becomes cyanosed

Correct Answer:

Controlled oxygen aiming for saturations of 88-92%

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