If urinary tract stones cause mucosal rupture and bleeding, resulting in occult blood with three plus signs, it is recommended to take extracorporeal shock wave lithotripsy or oral lithotripsy granules, urinary stone pills and other drugs to promote the discharge of stones as soon as possible, then the urine occult blood can be restored to normal. 2, if the urinary tract acute infection, causing mucosal rupture and bleeding caused by 3. If there is a tumor in the urinary tract, it is necessary to be hospitalized, and after surgery to remove the mucosal lesion and tumor tissue, the urine will return to normal. 4.If there is trauma to the urinary tract that causes occult blood three plus, then you need to rest and wait for the trauma to gradually return to normal after the clotting can return to normal, for larger trauma that occurs in the flesh eye hematuria occult blood three plus, then you need to be hospitalized.