近年来我科手术治疗小体重婴幼儿先天性心脏病并肺动脉高压70例,术后发生呼吸道并发症22例,发生率314%。明显高于同期4～10岁无肺动脉高压患儿发生率。此类患儿术后呼吸道管理很重要,有一定特殊性,现将我们的经验与体会总结如下:临床资料　本组70例,男33例,女37例,年龄7个月～4 In recent years, our department surgically treated small infants congenital heart disease and pulmonary hypertension in 70 cases, postoperative respiratory complications occurred in 22 cases, the incidence rate of 314%. Significantly higher than the same period 4 to 10-year-old children without pulmonary hypertension incidence. Respiratory tract management of such children is very important, there is a certain particularity, now we experience and experience are summarized as follows: Clinical data of the group of 70 patients, 33 males and 37 females, aged 7 months to 4