Dribbling menstruation after uterus removal is caused by intrauterine infection, uterine residue and functional uterine bleeding. 1. Infection in the uterus: if the patient does not pay attention to the postoperative care after purging the uterus, or have sex too early, it may lead to infection in the uterus and the phenomenon of dribbling menstruation after purging the uterus. 2. Uterine residue: If the uterus is not clean, there is residue inside the uterus, which is attached to the endometrium and stimulates the endometrium, it may lead to irregular menstruation after uterus removal. 3. Functional uterine bleeding: If the original functional uterine bleeding pathological factors are not removed after the patient’s uterus is cleared, and endocrine disruption still exists in the body, the symptom of incomplete menstruation after the clearance of the uterus may occur. When the patient appears after the removal of the uterus after menstrual bleeding, it is recommended to go to the hospital in time, improve the examination to clarify the cause of the disease, under the guidance of the doctor to give targeted treatment or treatment.