直背综合征为原因不明的胸廓发育障碍所引起,临床容易误诊为某些器质性心脏病,现将误诊2例的教训分析如下。例1,女,21岁、身体消瘦,易罹感冒,近8年出现劳动后心慌、胸闷、气喘,休息后可以缓解,14岁前发现心脏杂音,曾在某地区医院诊断为先天性心脏病、房间隔缺损,最近劳动后心慌、胸闷,气喘加重 Straight-back syndrome caused by unexplained thoracic developmental disorders, clinically easily misdiagnosed as some organic heart disease, now the misdiagnosis of two cases of the following analysis. Case 1, female, 21 years old, body weight loss, easy to catch a cold, nearly 8 years after work appear palpitation, chest tightness, asthma, rest can ease, heart murmur found before the age of 14, was diagnosed with congenital heart disease in a district hospital , Atrial septal defect, palpitation after work recently, chest tightness, increased asthma