Prospective Sample Collection for Cancer of Bladder

Who May Qualify: - who are aged between 18-90, - who are of male or female sex, - who give their willing to sign a consent form to collect their clinical and pathological data, - who are planned to undergo TURBT for BC, - who are planned to undergo (salvage) radical cystectomy with or without an extended pelvic lymph node dissection, - who are planned to undergo tumor biopsy (from primary or metastatic tumor), - who are planned to undergo radical nephroureterectomy ± partial cystectomy or segmental ureterectomy, with or without a lymph node dissection, - who are planned to undergo endoscopic tumor biopsy or resection, - from whom metastases will be surgically removed. Who Should NOT Join This Trial: - patients who do not give their willing to sign a consent form to collect their clinical and pathological data, - patients who withdraw their willing to sign a consent form to use their clinical and pathological data, - patients who refuse the planned treatment, - women who are pregnant or have suspicion of pregnancy. Always talk to your doctor about whether this trial is right for you.