Pelvic fluid 2.0, usually refers to the gynecological ultrasound examination found in the pelvic fluid dark area of 2 cm. physiological usually do not need treatment, pathological to choose the treatment according to the situation, such as infection caused by clindamycin and other anti-infective, bleeding caused by the need to stop the bleeding, if necessary, surgical treatment. 1. Physiological: there may be a small amount of pelvic effusion during ovulation and after menstruation, usually with no uncomfortable symptoms, only found during ultrasound examination, usually without treatment. 2. Pathological: Usually there is a large amount of fluid accumulation, accompanied by other symptoms, and further examination is needed to find out the cause, which is commonly found in pelvic inflammation, ectopic pregnancy, luteal rupture, tumors and so on. Pelvic inflammatory disease is mainly treated with antibiotics such as clindamycin, tinidazole, ceftriaxone, etc. Surgery is necessary when abscesses are formed. Ectopic pregnancy is treated conservatively or surgically according to the situation. Luteal rupture is treated with hemostatic drugs for observation when the bleeding is small, and surgical treatment when the bleeding is large. Tumors should be treated with surgery, radiotherapy, chemotherapy, etc. according to the situation. When pelvic fluid accumulation occurs, it is recommended to go to the hospital for examination in time, and choose the appropriate treatment method according to the situation after comprehensive evaluation by the physician after examination, so as to avoid delaying the condition.