What are the causes of painless hematuria?

The most probable cause is urological malignancies. The most probable cause of painless gross hematuria in men is urological malignancies. Bladder cancer is the most likely cause, but malignant tumors of the renal pelvis and ureter cannot be ruled out. No matter what kind of urological tumors are diagnosed, surgery should be performed in time. The earlier they are detected and treated, the better the patient's prognosis. Renal pelvis malignant tumor needs radical operation for renal pelvis cancer, ureteral malignant tumor can be radical operation for ureteral cancer, bladder malignant tumor can be radical operation for bladder tumor. If muscle invasive bladder cancer needs radical operation for bladder cancer, patients should be reviewed regularly after surgery.