renal duplication

例句：

1. 1. The patient's kidney function was severely impaired due to renal duplication.
   由于肾重复，患者的肾功能严重受损。
2. 2.Renal duplication is a common cause of chronic kidney disease in children.
   肾重复是儿童慢性肾病的常见原因。
3. 3.The diagnosis of renal duplication requires imaging studies to evaluate the size and location of the duplicated kidney.
   肾重复的诊断需要通过影像学检查来评估重复肾脏的大小和位置。