Nephrostomy was performed in 1 case, ureterolysis was performed in 7 cases, uretero-ureter anastomosis was performed in 2 cases.

• 1例行肾造瘘术，7例行输尿管松解术，2例行输尿管切断再吻合，1例因患侧肾脏无功能，行患肾切除。