After menopause, there should be no leucorrhoea, and the amount of leucorrhoea secretion will gradually decrease to none at all. After menopause, women will enter the old age stage, the ovarian function will gradually decline, the level of estrogen in the body will continue to decline, the glandular secretion, vaginal mucous membrane exudate will be reduced, and the amount of leucorrhoea will gradually decrease to disappear, which is a normal physiological phenomenon. Some women after menopause, leukorrhea secretion increased, accompanied by abnormal color, odor and other phenomena, is considered abnormal, after menopause, vaginal mucosa atrophy thinning, intraepithelial cell glycogen reduction, lactobacillus is no longer the dominant bacterium, it will reduce the local resistance in the vagina, stimulation or damage easily caused by pathogenic bacterial infections, the occurrence of vaginal inflammation will be abnormal leukorrhea manifestation. Postmenopausal women should observe the changes in their body and seek medical examination and treatment if there is any abnormality.