OSA is the most common type of SDB (sleep-disordered breathing). OSA is where an apnea or hypopnea occurs due to a complete or partial blockage or collapse of the upper airway. See also: apnea; SDB; upper airway; hypopnea
Glossary
OSA is the most common type of SDB (sleep-disordered breathing). OSA is where an apnea or hypopnea occurs due to a complete or partial blockage or collapse of the upper airway. See also: apnea; SDB; upper airway; hypopnea