Pelvic inflammatory disease does not always result in 100% pelvic effusion. The main reason for the formation of pelvic effusion is the local exudation caused by inflammation, which is not treated with medication in time. The main manifestation of pelvic inflammatory disease is repeated lower abdominal pain and increased vaginal discharge. Lower abdominal pain is often aggravated when the body’s resistance decreases, after exertion, during menstruation or after intercourse. Once the pelvic inflammatory disease is found, it is recommended to actively treat with medication and physical therapy at the same time, the effect will be better and in the diet to fully strengthen nutrition, increase the body’s resistance to promote the absorption of inflammation.