In women of childbearing age, a small amount of fluid in the uterus, without fever, lower abdominal pain, lumbago, etc., can be temporarily observed, possibly due to inflammation in the uterine cavity, the exudate is not excreted in a timely manner, or there is a small amount of blood inside when the menstrual period is just clean, you can review the ultrasound after a week. If a woman has a small amount of fluid in the uterus, accompanied by fever and lower abdominal pain, she can be treated with moxibustion, cephalosporin antibiotics, tinidazole, etc. After treatment, the fluid in the uterus will gradually shrink and disappear. If a woman’s symptoms are more serious, she can sometimes be treated with uterine drainage through the cervix to expel the fluid from the uterine cavity, and a small amount of saline and tinidazole can be injected into the uterine cavity for irrigation and postoperative consolidation treatment with anti-infective drugs for 3-5 days.