In the other case after upper pole nephroureterectomy further excision of the ureter remnant and the ureterocele was undertaken because of repeated attacks of urinary tract infection.

• 13例行上肾段及输尿管切除术，5例行输尿管囊肿切除、输尿管膀胱再吻合术，1例行经尿道内窥镜囊肿切开术，行经膀胱双侧输尿管囊肿去顶术1例。