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While I breathe, I hope Newsletter (Turkish)

Sleep glossary

Obstructive sleep apnea (OSA)

When the throat repeatedly narrows and closes during sleep, so breathing is cut off. The chest tries to breathe but air cannot get through.

A little more detail

Under ICSD-3 criteria, the diagnosis is made with 5 or more predominantly obstructive respiratory events per hour on polysomnography or a home test together with symptoms (sleepiness, snoring, witnessed apnea, waking up gasping or choking) or an associated condition, or with 15 or more events regardless of symptoms. ICSD-3-TR (2023) keeps these core criteria.

Source: Sateia MJ. International Classification of Sleep Disorders, third edition: highlights and modifications. Chest. 2014;146(5):1387-1394. doi:10.1378/chest.14-0970

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