Women’s waist and abdominal pain can be caused by the following reasons: first, pelvic inflammatory disease and pelvic effusion, which can be accompanied by waist pain and abdominal pain, and can be accompanied by symptoms of abdominal swelling. Second, pelvic tumor, when there is a tumor in the pelvic cavity, there can also be symptoms of waist and abdominal pain, then early examination of pelvic MRI, CT to diagnose and treat. Third, urinary system diseases, when there are stones in the kidney or ureter, there can also be low back pain, which can be soreness, hidden pain, or colic, and can be radiated to the abdomen, then early examination of ultrasound of the kidney, CT of the urinary system and urine tests are needed for early diagnosis and treatment.