intravenous urography

例句：

1. 1. The patient needed an intravenous urography to diagnose the kidney problem.
   病人需要进行静脉尿路造影来诊断肾脏问题。
2. 2. During the procedure, the doctor performed an intravenous urography to visualize the urinarytract.
   在手术过程中，医生进行了静脉尿路造影以可视化泌尿系统。
3. 3. The test was crucial for determining the cause of the patient's chronic kidney disease.
   该测试对于确定患者慢性肾病的原因至关重要。