EasyRespiratoryAcute exacerbation of COPDuk-plab-1
A 70 year old man with known COPD presents with increased breathlessness, increased sputum volume and change in sputum colour over 3 days. He is wheezy, with oxygen saturation 90 percent on air and a respiratory rate of 26 per minute. Which of the following best describes the recommended target oxygen saturation range when administering controlled oxygen in an acute COPD exacerbation?