Objective To evaluate the change of ghrelin and leptin levels in patients with obstructive sleep apnea syndrome(OSAS)before and after continuous positive airways pressure(CPAP).

• 目的为观察阻塞性睡眠呼吸暂停综合征(OSAS)患者在持续气道内正压通气(CPAP)治疗前后血清瘦素和胃饥饿素的变化。