腹部钝性伤致闭合性输尿管损伤临床罕见 ,早期缺乏典型症状 ,往往延误诊断[1] ,造成严重后果。我院在 1990～ 1998年间 ,我们采用电视屏幕动态观察下大剂量ＩＶＰ或逆行造影的方法 ,早期诊断闭合性输尿管损伤 4例 ,效果满意 ,2例早期未采用上述检查的患者误诊误治。报告如下。1 Abdominal blunt trauma caused by closed ureteral injury is rare, the early lack of typical symptoms, often delayed diagnosis [1], causing serious consequences. In our hospital from 1990 to 1998, we used the method of TV screen dynamic observation of high-dose IVP or retrograde angiography, early diagnosis of closed ureteral injury in 4 cases, the results were satisfactory, 2 cases of early detection of misdiagnosis and misdiagnosis. The report is as follows. 1