A 68-year-old with stable COPD has resting arterial blood gas on room air showing PaO₂ 54 mm Hg and SaO₂ 87%. What is indicated?...

Question

A 68-year-old with stable COPD has resting arterial blood gas on room air showing PaO₂ 54 mm Hg and SaO₂ 87%. What is indicated?

Accepted Answer

Prescribe long-term oxygen therapy ≥15 hours/day

Answer

No oxygen unless nocturnal desaturation is proven

Answer

Noninvasive ventilation nightly

Answer

Ambulatory oxygen only with exertion

Answer

Pulmonary rehabilitation only

us-abfm MCQ (SBA): COPD Long‑Term Oxygen Therapy