Sleep Apnea Syndromes

**Definition:** Disorders characterized by multiple cessations of respirations during sleep that induce partial arousals and interfere with the maintenance of sleep. Sleep apnea syndromes are divided into central (see SLEEP APNEA, CENTRAL), obstructive (see SLEEP APNEA, OBSTRUCTIVE), and mixed central-obstructive types.

**Tree numbers:** - C08.618.085.852 - C10.886.425.800.750

**Synonyms:** - Apnea, Sleep - Sleep Hypopnea