How is pelvic effusion caused by: First, gynecological surgery infection, women in artificial surgery, ring release surgery, tubal imaging surgery, if the process of sterilization is not very strict, it is easy to cause infection problems in women after the surgery. The second is the spread of inflammation in neighboring organs. Some women suffer from appendicitis, peritoneal inflammation, and women’s reproductive organs are nearby, and if the inflammation is not dealt with in time, it will easily cause the spread of the situation, which will eventually lead to inflammation in the female pelvic area. Third, personal hygiene habits, during menstruation if you do not pay good attention to hygiene or have sex, can cause pelvic effusion or pelvic inflammatory disease to occur. Fourth, chronic infection lesions, may be gynecological system, such as inflammation in the ovaries, fallopian tubes, pelvic cavity caused by pelvic effusion, may also be caused by tuberculosis, tumors, but also a few due to ectopic pregnancy rupture, pelvic inflammatory disease, corpus luteum rupture, pelvic abscess, chocolate cyst, ovarian cancer caused, pelvic effusion and very few caused by tuberculosis. The fifth, resistance to decline, too little exercise will make women a kind of inertia to exercise, day long habit not to exercise, so that the body is difficult to get relaxed, coupled with their own work pressure, but also easy to lead to the body immune system decline, neurasthenia, many women often mistakenly think that overworked, as long as rest will be good, in fact, this idea is not right.