Inclusion Criteria:  Age ≥18 years old and autonomous Patient understanding national language well and able to understand the protocol. Patient information and informed consent signature before the start of the study Patients under surveillance of Non-muscle invasive bladder cancer (NMIBC) at high and very high risk of progression, whatever the stage on the basis of a histological result. The primary diagnosis should be less than or equal to 12 months  Exclusion Criteria:  Patients who have had total bladder resection or bladder reconstruction Age <18 years old Person deprived of liberty or under guardianship (including curatorship) Bladder cancer outside of urothelial carcinoma Associated high urinary tract carcinoma Kidney transplant patient (BK virus) Pelvic radiotherapy patient (prostate cancer) Patients with or under surveillance of a muscle-infiltrating bladder tumor