Practice question

Answer the question and get instant feedback.

ModerateRespiratory MedicineCOPD (Oxygen Targets)us-abemus-usmle-step-2

A 65-year-old man with COPD and CAP is hypoxemic (SpO₂ 88% RA). He has PaO₂ 55 mm Hg. Oxygen target saturation?

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