A 70-year-old man with COPD presents with increased dyspnoea, purulent sputum and wheeze. Oxygen saturation is 86 percent on air. What is the most app...

Question

A 70-year-old man with COPD presents with increased dyspnoea, purulent sputum and wheeze. Oxygen saturation is 86 percent on air. What is the most appropriate initial oxygen strategy?

Accepted Answer

Give controlled oxygen via Venturi mask to target saturations of 88–92 percent

Answer

Give high-flow oxygen to achieve saturations of 100 percent

Answer

Avoid oxygen therapy to prevent carbon dioxide retention

Answer

Give home oxygen concentrator and discharge

Answer

Start non-invasive ventilation without oxygen

uk-plab-1 MCQ (SBA): Acute exacerbation of COPD

A 70-year-old man with COPD presents with increased dyspnoea, purulent sputum and wheeze. Oxygen saturation is 86 percent on air. What is the most appropriate initial oxygen strategy?