There are various reasons that cause women to have vague pain in the abdomen, such as urethritis, chronic pelvic inflammatory disease, ovarian cysts, etc. It is recommended to consult a doctor in time for a clear diagnosis and then treat the cause of the problem. 1. Urethritis: In addition to frequent urination, painful urination, abnormal urethral discharge and other symptoms, female patients with urethritis will also be accompanied by lower abdomen, pelvic pain, fever, pain during sexual intercourse and other symptoms. Treatment is based on medication, commonly used drugs are ceftriaxone, norfloxacin, erythromycin and so on. 2. Chronic Pelvic Inflammatory Disease: patients will show persistent pain in the lower abdomen, swelling, lumbosacral pain, abnormal vaginal discharge, etc. Treatment is based on antibiotic therapy, commonly used drugs such as metronidazole, doxycycline, azithromycin and so on. 3. Ovarian cysts: it will show a vague pain in the abdomen, a feeling of falling, lumbosacral pain, etc., rupture of ovarian cysts, torsion of ovarian cysts can be seen in the lower abdomen, nausea, vomiting, dizziness and other acute manifestations. When the cysts are small, you can choose medication, such as oral short-acting contraceptives, and patients with large cysts, ruptured ovarian cysts, and torsion of the tip can be treated with surgery. Women who experience lumbago and abdominal pain are advised to consult a doctor for a clear diagnosis and treatment of the cause.