先天性心脏病是先天愚型常见的合并畸形,尤以室间隔、房间隔缺损或房室间隔联合缺损最为多见。主动脉发育不良为罕见之心脏畸形,与先天愚型合并存在者更少见有报道,现将我们所见1例报告如下: 男孩、4个月。因发热、咳嗽、气促、面唇青紫5～6天入院。患儿系第三胎第三产,8个月顺产,生后有青紫。母现年35岁,孕期情况不详;父(38岁)及两姐均健康,否认任何病史。体检:典型先天愚型面容。前囱未闭 Congenital heart disease is a common morbid deformity, especially in ventricular septal defect, atrial septal defect or atrioventricular septal defect is most common. Aortic dysplasia is a rare cardiac abnormalities, and the co-existence of patients with Down’s syndrome is even less common reported, now we see a report of the following: boy, 4 months. Due to fever, cough, shortness of breath, face and lips bruising 5 to 6 days admission. Pediatric third-trimester third trimester, 8 months of spontaneous delivery, after birth bruising. The mother is 35 years old and her pregnancy is unknown. The father (38 years old) and both her sisters are healthy and have denied any medical history. Physical examination: typical Down’s face. Before the chimney closed