Painless hematuria, if the patient is middle-aged or elderly, the paroxysmal painless full-length gross hematuria, be alert to the possibility of urological tumors, to be examined in detail around the tumor. Ultrasound of the urinary tract, CT of the urinary tract, and looking for exfoliated cells in the urine are all necessary. Finally, cystoscopy or ureteroscopy is needed to further clarify the diagnosis. If you find that there are occupations inside the bladder, kidney or ureter, the possibility of tumor is highly suspected, and when the pathological diagnosis is clear, it is necessary to be treated by surgery. Common bladder tumor surgery, usually electrosurgery. If the tumor is small and single early tumor, electrocision can solve the problem. If the tumor is multiple or recurrent or larger in size, total bladder surgery is an option. If it is a tumor of the collecting system in the renal pelvis, or a ureteral tumor, a hemiurethrotomy is needed.