skip to main content

Obstructive sleep apnea CPAP intolerance — USMLE Step 3 MCQ

Instant feedback + full explanation. One question, done properly.

ModerateAmbulatory Medicine / Primary CareObstructive sleep apnea CPAP intoleranceUSMLE Step 3

A 63-year-old man with obesity comes for follow-up of obstructive sleep apnea. He stopped using CPAP because the mask feels uncomfortable. His wife reports loud snoring and witnessed apneas. He has hypertension and daytime sleepiness. BMI is 38 kg/m2. Which of the following would you recommend at the follow-up visit?

Educational content. Not a substitute for clinical judgement or local policy.

Reveal the answer and explanation

Correct answer: B — Troubleshoot mask fit and reinforce CPAP adherence with weight-loss counseling

Symptomatic obstructive sleep apnea with cardiometabolic comorbidity should be treated with positive airway pressure when tolerated. Mask refitting, adherence support, and weight-loss counseling are practical follow-up steps.

Reference: American Academy of Sleep Medicine OSA guidance