Recurrence of tumor at the trigone and lateral wall of the bladder occurred in 5 cases which were given a re-operation of transurethral electroresection and chemotherapy and were followed for 10 ~ 20 months ( mean 15 months ) without recurrence .

肿瘤复发5例，复发部位均在 膀胱 三角 区及侧壁，再次行经尿道电切术，术后更换灌注化疗药物，随访10~20个月，平均15个月，无复发。

Low semi cystectomy in treating trigone of bladder neck carcinoma

膀胱三角区 及其颈部切除术治疗 三角 区肿瘤