阻塞性睡眠呼吸暂停综合征(obstructive sleep apnea syndrome, OSAS)的病变特点是上呼吸道某一部位或多个部位结构改变,造成上部气道狭窄,导致睡眠时打鼾、呼吸暂停和(或)呼吸不全。本文对我院确诊的50例OSAS患者及50 Obstructive sleep apnea syndrome (OSAS) lesions characterized by changes in the structure of the upper respiratory tract in one or more parts, causing the upper airway narrow, leading to sleep snoring, apnea and / or respiratory insufficiency . This article was diagnosed in our hospital 50 cases of OSAS patients and 50