Perimenopausal flow of brown discharge may be some inflammatory diseases, such as cervicitis, vaginitis, etc., may also be caused by endocrine disorders. 1. Cervicitis: refers to the inflammation that occurs in the cervix of the uterus, which is one of the common diseases in gynecology. This disease is mostly caused by pathogen infection, but can also be caused by chemical stimulation, mechanical stimulation or vaginal flora disorders. Most of the patients are asymptomatic, and some of them may show symptoms such as increased vaginal discharge, intermenstrual blood, and bleeding after sexual intercourse. 2. Vaginitis: vaginal inflammation due to various reasons, is the most common gynecological diseases, in all age groups can be onset, patients mainly manifested as abnormal vaginal discharge, vaginal itching, pain, burning sensation and other symptoms. When not treated in time, vaginitis can cause a variety of complications and even infertility. Perimenopausal brown discharge may also have other causes, it is recommended to go to the hospital in a timely manner, improve the examination to clarify the cause of the disease, under the guidance of the doctor to give targeted treatment or treatment.