非夹层主动脉瘤是动脉硬化引起的局部病变,通常仅对可疑部位进行检查。作者于1993年5月至1998年3月对80例确诊为主动脉瘤的患者行全主动脉CT扫描、分析合并主动脉瘤的频度及与年龄、瘤径的关系等。初诊检查部位:腹部49例,胸部20例,胸腹部7例,胸部和腹部均检查者4例。男性53例,女性27例,平均72.6岁。CT采用电子束CT,平 Non-dissecting aortic aneurysm is caused by atherosclerosis of the local lesions, usually only to check the suspicious sites. The author from May 1993 to March 1998 on 80 cases of patients diagnosed as aortic aneurysm underwent aortic CT scan, the frequency of analysis of aortic aneurysm and age, tumor diameter and so on. Initial examination site: abdomen in 49 cases, chest 20 cases, 7 cases of chest and abdomen, chest and abdomen were examined in 4 cases. 53 males and 27 females, with an average of 72.6 years old. CT using electron beam CT, flat