Renji Hospital Pro Wang. Obstructive Sleep Apnea- Hypopnea Syndrome (OSAHS). (International Classification of Sleep Disorders, 2 nd Edition American Academy of Sleep Medicine, 2005). 1. 2.
Renji Hospital Pro Wang
Obstructive Sleep Apnea-Hypopnea Syndrome (OSAHS)
3Sleep related hypoventilation/hypoxemia
Apnea – a temporary absence or cessation of breathing
OSAHS – a condition in which a person experiences repeated episodes of apnoea because of a narrowing or closure of the pharyngeal airway during sleep, resulting in daytime symptoms, especially excessive sleepiness
Apnea-hypopnea index (AHI)
-Numbers of apneas and hypopneas/ 1 sleeping hour
(1. or 2.) and 3.