主动脉或头臂大血管畸形系少见病，胸片往往易发生误诊。本文收集4例经主动脉造影或数字减影血管造影（DSA）证实的主动脉及头臂大血管畸形，胸部平片似纵隔肿瘤或肺部病变，现报道如下：1病例报告1．1例1：男，34岁。因感冒胸透发现左肺阴影，抗炎治疗lino无效，无自觉症状。X Aortic or brachial vascular deformity is a rare disease, chest X-ray often misdiagnosed. This article collected 4 cases of aorta and brachial artery angiography confirmed by aortic angiography or digital subtraction angiography (DSA), chest radiographs like mediastinal tumors or lung lesions are reported as follows: 1 case report of 1.1 cases 1: Male, 34 years old. Left lung shadow due to cold chest X-ray found, anti-inflammatory treatment of lino invalid, no symptoms. X.