作为泌尿外科最常见的恶性肿瘤,膀胱癌在我国已列为十大高发肿瘤之一,而且复发率高,50%~70%的浅表性肿瘤会在5年之内复发,且其中10%~20%进展为浸润性肿瘤[1],成为严重威胁人民健康、消耗大量医疗资源的疾病。因而为了诊断膀胱癌并预测其复发,寻求一种敏感性和特异性均较高的非 As the most common malignant tumor in urology, bladder cancer in our country has been listed as one of the top ten high-risk tumors, and the recurrence rate is high, 50% to 70% of superficial tumors will relapse within 5 years, and 10% ~ 20% progress to invasive tumors [1], become a serious threat to people’s health, consume a large number of medical resources disease. Therefore, in order to diagnose bladder cancer and predict its recurrence, seek a higher sensitivity and specificity