儿童阻塞性睡眠呼吸暂停低通气综合征(obstructive sleep apnea hypopnea syndrome,OSAHS)指患儿在睡眠时频发睡眠呼吸暂停、低通气引起的血氧饱和度下降,随血氧饱和度的下降,可出现睡眠结构紊乱,导致白天嗜睡、疲乏及记忆力减退、智力低下及性格改变等。增生肥大的腺样体和扁桃体阻塞呼吸道,是OSAHS的常见病因,手术切除肥大的扁桃体、 Obstructive sleep apnea hypopnea syndrome (OSAHS) refers to children with sleep apnea frequently sleep apnea, hypoxemia caused by decreased oxygen saturation, with decreased oxygen saturation, may be Sleep disorders occur, resulting in daytime drowsiness, fatigue and memory loss, mental retardation and personality changes. Hyperplasia adenoids and tonsils obstruction of the respiratory tract, is a common cause of OSAHS, surgery to remove hypertrophy of the tonsils,