PLAB VaultPractice questions › Medicine › COPD
COPD
A practice question in the style of the PLAB 1 exam. Choose your answer to see the explanation.
A 72-year-old man with severe COPD has a resting saturation of 91% on air when stable. What is the next step?
Show the answer
The answer is D: Check arterial blood gases for long-term oxygen.
A persistent resting saturation of 92% or less in stable COPD should prompt measurement of arterial blood gases to see whether the patient qualifies for long-term oxygen therapy.
You have answered 7 free questions. Keep going in the course: more than 2,000 exam-style questions in a four-month plan, with a short lesson each day and flashcards that come back when you need them. Week 1 is free.
This question comes from Week 2 of PLAB Vault: Respiratory. That week has 124 more exam-style questions like it, 5 short lessons and 154 flashcards. The course starts free with Week 1 and reaches this topic in week 2, as part of a four-month plan with full mock exams along the way.
Start Week 1 freeTake the free readiness checkSpotted something wrong? Tell us.