After surgery all the cases received mitomycin-c or pirarubicin bladder irrigation regularly for 1 year, once a week for two months, and then once a month for ten months.

• 经尿道电切术加丝裂霉素或吡柔比星膀胱灌注，规律治疗1年，方案为每周1次共8次，其后每月1次共10次，定期做膀胱镜检查。