Question

A 68-year-old ex-smoker with COPD presents with increased breathlessness, productive green sputum and wheeze over 3 days. He is afebrile, saturating 90% on air. What is the most appropriate target oxygen saturation range during initial management?

Accepted Answer

88–92%

Answer

100% saturation with high-flow oxygen

Answer

94–98%

Answer

80–85%

Answer

No oxygen unless saturation <88%

Practice question

A 68-year-old ex-smoker with COPD presents with increased breathlessness, productive green sputum and wheeze over 3 days. He is afebrile, saturating 90% on air. What is the most appropriate target oxygen saturation range during initial management?