A 58-year-old woman with obesity, loud snoring and witnessed apnoeas during sleep is referred by her partner. She complains of non-restorative sleep a...

Question

A 58-year-old woman with obesity, loud snoring and witnessed apnoeas during sleep is referred by her partner. She complains of non-restorative sleep and morning headaches. Blood pressure is 150/92 mmHg. What is the most appropriate initial investigation to confirm the suspected diagnosis?

Accepted Answer

Formal overnight polysomnography or a validated home sleep apnoea test.

Answer

Overnight oximetry alone in the clinic.

Answer

Chest CT to look for interstitial lung disease.

Answer

Transthoracic echocardiography.

Answer

Routine spirometry only.

ca-mccqe1 MCQ (SBA): Obstructive sleep apnoea

A 58-year-old woman with obesity, loud snoring and witnessed apnoeas during sleep is referred by her partner. She complains of non-restorative sleep and morning headaches. Blood pressure is 150/92 mmHg. What is the most appropriate initial investigation to confirm the suspected diagnosis?