Hypopnea: Symptoms, causes, and treatments
Last reviewed Tue 12 September 2017
By Nicole Galan
Apnea, which is an obstruction of the airway when a person is asleep, or hypopnea, which is a partial blockage, are both features of the syndrome, which is more easily referred to as OSAHS.
http://www.medicalnewstoday.com/articles/319378.php
