A 40-year-old obese man presents with loud snoring, witnessed apnoeas and daytime sleepiness. His partner reports he stops breathing for 20-30 seconds...

Question

A 40-year-old obese man presents with loud snoring, witnessed apnoeas and daytime sleepiness. His partner reports he stops breathing for 20-30 seconds repeatedly at night. What is the most appropriate initial diagnostic test?

Accepted Answer

Full polysomnography sleep study

Answer

Overnight pulse oximetry alone

Answer

Arterial blood gas analysis

Answer

Chest X-ray

Answer

Spirometry only

au-amc MCQ (SBA): Obstructive sleep apnoea

A 40-year-old obese man presents with loud snoring, witnessed apnoeas and daytime sleepiness. His partner reports he stops breathing for 20-30 seconds repeatedly at night. What is the most appropriate initial diagnostic test?