前言 閉經是妇科常见的症状之一,为月經失調的一种表现。据一般妇科教科书,將閉經分为原发性閉經和继发性閉經。前者指年龄超过18岁而尚未见月經来潮;后者指妇女已建立周期性月經,而停經达3个周期或3个月以上者。据Breed氏将閉經分为两类:一为生理性閉經,即青春前期、妊娠期、哺乳期和經絕期; Introduction Amenorrhea is one of the common gynecological symptoms, a manifestation of menstrual disorders. According to the general gynecology textbook, the amenorrhea is divided into primary amenorrhea and secondary amenorrhea. The former refers to people over the age of 18 and has not seen the menstrual cramps; the latter refers to the women have established a period of menstruation, and menopausal up to 3 cycles or 3 months or more. According to Breed’s amenorrhea is divided into two categories: one for the physiological amenorrhea, that is, pre-puberty, pregnancy, lactation and menopause;