Painful urination, urinary tract infection or urinary stones, common causes are: 1, acute urethritis or cystitis, when inflammation occurs, patients can appear frequent urination, urinary urgency with pain during urination, the symptoms can be slightly relieved after urination, accompanied by each time the amount of urine is relatively small, shortening the interval between two urination. Routine urine examination is recommended. If a large number of white blood cells can be seen in the urine routine, it suggests infection and oral anti-infective drugs are needed. Usually after a week or so of treatment, urinary pain or other symptoms of urinary tract irritation can disappear. 2, if suffering from urethral stones or bladder stones, may be associated with urinary pain during urination, and some patients may have naked eye hematuria. At this time, it is recommended to perform urinary ultrasound or urinary system X-ray, examination if found that the urinary system also exists in positive stones, it is necessary to choose extracorporeal lithotripsy treatment, medication lithotripsy treatment or surgical removal of stones according to the location and size of the stones. When the primary cause of the stone is removed, the pain of urination will disappear.