intravenous pyelography

例句：

1. 1. This procedure isused to diagnose kidney problems.
   这种程序用于诊断肾脏问题。
2. 2. The patient underwent intravenous pyelography for a suspected kidneyinfection.
   患者因疑似肾感染接受了静脉肾盂造影术。
3. 3. During the procedure,the patient was given an injection of contrastdye into their veins.
   在手术过程中，患者被给予一种对比染料注射到他们的静脉中。