Both sides of the lumbar fossa pain urinary urgency and frequency may be caused by urinary tract infections, urinary stones, acute pyelonephritis, etc., should be timely consultation to identify the cause of the disease. 1. urinary tract infections: women’s back pain with urinary frequency and urgency, mostly due to urinary tract infections, the inflammatory reaction produced by the infection stimulates the ureter and other organs of the urinary system, the appearance of women’s back pain with urinary frequency and urgency symptoms. 2. Urinary stones: female urinary stones lead to ureteral spasm, resulting in pain in the lower back with urinary frequency and urgency. 3. Acute pyelonephritis: belonging to the upper urinary tract infection, after infection, there will be lumbar pain, frequent urination, urinary urgency, painful urination. Often accompanied by symptoms of chills and high fever. In addition to the above factors, other factors can not be ruled out. It is recommended that the patient go to the hospital as soon as possible for examination, and after the doctor clarifies the cause of the disease, targeted treatment will be given.