我院地处海拔2200米的高原,先心病的发病率相对较高。自1995年9月至今我们为40例先心病患儿施行了经右侧开胸体外循环心内直视手术,现总结报告如下。临床资料:本组40例先天性心脏病,其中室间隔缺损20例,房间隔缺损18例,房、室缺并存2例。合并三尖瓣返流3例。男性23例,女性17例; Our hospital is located at an altitude of 2200 meters plateau, the incidence of congenital heart disease is relatively high. Since September 1995 so far we have 40 cases of congenital heart disease in children underwent open-heart surgery with open heart surgery, are summarized as follows. Clinical data: The group of 40 cases of congenital heart disease, of which 20 cases of ventricular septal defect, atrial septal defect in 18 cases, room, room and absent in 2 cases. Three cases of tricuspid regurgitation. 23 males and 17 females;