Painful urination, you need to go to the hospital for relevant examinations, can clarify the causes of pain: First, urinary tract infection, occurs when the acute infection of the urinary tract, can appear mucosal congestion, edema, accompanied by erosion. At this time there is urinary irritation associated with mucosal erosion surface, resulting in pain, can be accompanied by frequent urination, urinary urgency and other symptoms, serious patients even accompanied by lumbago, fever. Urine routine examination is needed for further identification. Second, the stones of the urinary tract, there can be pain in urination, such as bladder stones, urethral stones, etc., there can be blood dripping from the urethra, or accompanied by difficulty in urination, the phenomenon of divergent urination. It is recommended that urethroscopy and ultrasound examination of the urinary system be performed to confirm the presence of stones. Third, if trauma to the urinary tract occurs, urinary pain can also occur. Such as falling from a height, perineal area riding across the injury, or foreign body strikes, impact, etc., may lead to mucosal injury of the urinary tract, pain in urination, may also be accompanied by localized swelling, bleeding, etc., mostly related to the trauma of direct violence.