1979～1992年我科诊治腔静脉后输尿管3例,现报告如下:例1;女性27岁,因右侧腰部胀痛2年入院,IVU显示:右肾中度积水,输尿管上段扩张呈鱼钩状.右输尿管插管和腔静脉插管造影:L_(3,4)水平输尿管位于腔静脉后.手术证实腔静脉后输尿管且伴输尿管狭窄,切除狭窄段输尿管,行输尿管-输尿管吻合术,痊愈出院. From 1979 to 1992, 3 cases of retrocaval ureter were diagnosed and treated in our department. The report is as follows: Example 1; female 27 years old, admitted to the hospital for 2 years due to right lower back pain. IVU showed moderate hydronephrosis of the right kidney and dilatation of upper ureter Hook.Right right ureteral intubation and vena cava angiography: L_ (3,4) level of the ureter in the vena cava after surgery confirmed vena cava ureter and associated with stenosis, ureteral stricture removal, ureter-ureter anastomosis, Healed and discharged.