Girls abdominal distension may be dysmenorrhea, abdominal inflammatory diseases, organic lesions, pregnancy-related diseases and appendicitis and other diseases caused, should consult a doctor in time, clear the cause of treatment. 1. Dysmenorrhea: If a girl’s abdominal distension occurs during menstruation or when she is about to menstruate, it should be considered to be caused by menstruation, and this kind of people will also have lumbar pain, fatigue, etc., they should pay attention to rest, do not do strenuous exercise, and generally do not need special treatment. 2. Inflammatory diseases: such as pelvic cavity due to bacterial infection and other factors appear congestion, edema, such people will appear in the abdominal area of the swelling, distension and pain, accompanied by a significant increase in vaginal discharge, showing pus-like leukorrhea and other manifestations, you can use penicillin, metronidazole, and other medications under the guidance of the doctor for treatment. 3. Organic lesions: Ovarian cysts, uterine fibroids, adenomyosis and other organic lesions of the genitals will also have abdominal distension, and some patients will also be accompanied by an increase in menstrual flow, if the distension is more pronounced, you can use drugs such as ibuprofen and can be operated if necessary. 4. Pregnancy-related diseases: such as preeclampsia, ectopic pregnancy, etc., will also have abdominal distension, preeclampsia will also have irregular vaginal bleeding, ectopic pregnancy patients in addition to abdominal distension, bleeding will also have fainting, anal sensation of swelling and other feelings. 5. Gastrointestinal diseases: such as appendicitis patients will also have abdominal distension, this group of people will also have metastatic pain in the left lower abdomen, as well as Mai’s point of pressure, this group of people should be timely under the guidance of the doctor for surgery.