膀胱肿瘤具有多中心发生特点,且常伴发原位癌和膀胱内膜非典型增生,故迄今国内外一些仅治疗孤立病灶的通用疗法,及目前通行的毫瓦级激光光动力疗法,常导致复发和新瘤再发,复发率仍高达36.3％～50％,亟待改进。本文采用瘤细胞克隆 Bladder neoplasms have multicentric features and are often accompanied by carcinoma in situ and atypical hyperplasia of the bladder. Therefore, some common therapies for treating isolated lesions at home and abroad, and milliwatt-level laser photodynamic therapy currently used, have often resulted in Recurrence and recurrence of new tumors, the recurrence rate is still as high as 36.3% to 50%, in urgent need of improvement. This article uses tumor cell cloning