Medical Emergencies · single question
The standard diagnostic test for obstructive sleep apnea is:
Show answer and explanation
Correct answer: A. Overnight polysomnography (sleep study)
- A. Correct. Overnight polysomnography records breathing, oxygen, and sleep stages and is the gold standard for diagnosing OSA.
- B. A cephalogram assesses skeletal/airway anatomy but does not diagnose apnea events.
- C. CBCT images hard/soft tissue but does not measure sleep events.
- D. Spirometry tests lung function for obstructive airway disease, not sleep apnea.
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