The cause of blood in the urine, frequent urinary pain symptoms are generally considered bladder tuberculosis, urinary tract stone infections and urinary tract tumors. When the symptoms appear timely consultation, clear diagnosis. 1. Bladder tuberculosis: often secondary to renal tuberculosis, bladder tuberculosis patients with urinary tract irritation signs, the initial symptom is frequent urination, followed by urinary urgency, bloody urination and urinary pain. 2. Urolithiasis with infection: urinary tract stones or with infection, the stone on the ureter wall urethra stimulation, irritation of the urinary tract, urinary frequency and urgency symptoms, while the stone in the process of falling will damage the mucosa of the urinary tract, hematuria. 3. Urinary system tumor: it is related to bladder cancer and other diseases, manifesting as frequent and urgent urination, urinary pain, hematuria, and the tumor can be detected by CT or ultrasound. 4. Urinary tract infection: manifested as frequent urination, urgency, urinary pain and other signs of urinary tract irritation, and in serious cases, pus and hematuria will occur. It is recommended to go to the urology department in time when the above symptoms appear.