A 50-year-old woman with excessive menstruation may be in perimenopause, or it may be caused by endometrial lesions, such as endometrial hyperplasia, endometrial cancer, uterine fibroids, adenomyosis, etc. Patients should clarify the cause and carry out causal treatment, including the use of drugs, surgery, etc. 1. perimenopause: due to changes in hormone levels in the body, irregular menstrual cycles, prolonged periods, increased menstrual flow, and even heavy bleeding and The bleeding is constant, and then gradually decreases and stops. Generally, hormone replacement therapy can be applied under the guidance of a doctor for treatment; 2, endometrial hyperplasia: abnormal proliferation of the endometrium due to continuous stimulation of estrogen can be manifested as abnormal uterine bleeding, and prolonged periods, long bleeding time and heavy menstrual flow. The patient should go to the hospital in time and follow the medical advice to choose surgical treatment or oral progestin for drug treatment; 4. Uterine fibroids: patients with uterine fibroids in which cyclic uterine bleeding is the main manifestation, the patient will have menstrual flow Patients should follow medical advice to undergo hysteroscopic myomectomy or hysterectomy, etc.; 5. Endometrial cancer: When patients suffer from endometrial cancer, tumors erode blood vessels and surrounding tissues, and the rupture of blood vessels will also lead to irregular vaginal bleeding and increased menstrual volume, patients should go to the hospital in time to get a clear diagnosis and follow medical advice to undergo surgery.