Women urinate blood urine pain urinary frequency may be urinary system infection, may also be stones, or urinary system tumor caused. 1. Urinary system infection: because the female urethra is shorter, and the urethral opening adjacent to the vagina and anus, easy to be attacked by peripheral pathogenic bacteria, in addition to menstruation sex, the secretion may be retrograde through the urethra, infection, which in turn leads to cystitis; acute bacterial cystitis, the clinical symptoms of urinary frequency, urgency, pain in the urine, blood in the urine, abdominal cramps, and sometimes may be accompanied by a fever. 2. Urinary stones: If there are stones in the urinary system, the sharp stones may cut through the mucous membrane during the activity, resulting in frequent urination, blood in the urine and painful urination. 3. Tumor of urinary system: female urinary system tumor may invade the surrounding tissues and blood vessels, resulting in the emergence of symptoms such as blood in urine, pain in urine and frequent urination. If women have blood in urine, pain in urine, frequent urination can also be seen in other reasons, it is recommended that patients go to regular hospitals in time to get medical treatment, clarify the cause of the disease and follow the doctor’s instructions for treatment.