Methods: We retrospectively studied the incidence and clinic characteristic of UUT TCC among 637 cases of bladder tumor (122 with superficial bladder cancer and 215 with invasive bladder cancer).

• 方法：对422例浅表性膀胱癌（低危178例，中危136例，高危108例）和215例浸润性膀胱癌患者术后上尿路上皮性肿瘤的发生情况及临床特点进行分析。