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女性步入更年期后,卵巢功能就开始减退,体内激素水平会急剧变化,从而引起一系列病理变化。其中,更年期子宫功能失调性出血(简称更年期功血)就是最常见的一种病理变化。生育年龄的女性卵巢每月排卵,子宫内膜先受到雌激素刺激增生,排卵后,在孕激素的刺激下,子宫内膜脱落,月经准时来潮。所以,生育年龄妇女的月经都是有规律、周期性的。更年期妇女由于卵巢功能逐渐退化,不能产生成熟的卵泡排卵,再加上体内激素水平减弱,从而失去了周期性变化,出现不规律阴道出血。
Women into menopause, ovarian function began to decline, the body’s hormone levels will change dramatically, causing a series of pathological changes. Among them, menopausal uterine dysfunction bleeding (referred to as menopause DUB) is the most common kind of pathological changes. Fertility age ovarian ovulation every month, the endometrium first by estrogen stimulation hyperplasia, ovulation, in the progesterone stimulation, endometrial shedding, menstrual punctuality. Therefore, women of childbearing age are regular menstruation, periodic. Menopausal women due to ovarian function gradually deteriorated, can not produce mature follicle ovulation, coupled with the body hormone levels weakened, thus losing the cyclical changes, irregular vaginal bleeding.