正常月经功能开始于月经初潮。青少年月经失调的许多原因都直接与青春期过程有关,是青春期成熟障碍的结果;也有一些因素仅暂时与青春期有关,后者并不直接伴发青春期障碍。除极少数功能性出血病人外,大多数青春期异常女孩表现无月经型;大多数与青春期成熟无关的障碍可发生出血异常,其中一些也可表现为无月经。一、青春期月经紊乱:大多数青少年月经紊乱起因于青春期过程障碍。青春期发育异常发生于性腺功能减退的病人,也发生于性腺能正常生成类固醇者。性腺功能减退常继发于下丘脑-垂体病变,这种病人不能生成促进成熟变化的促性腺激素;青少年的性腺 Normal menstrual function begins in menarche. Many of the causes of menstrual disorders in adolescents are directly related to the adolescent process and are the result of adolescent maturation disorders; there are also a number of factors that are only temporarily associated with adolescence, which are not directly associated with adolescent disorders. With the exception of a very small number of functional bleeding patients, most adolescent girls with abnormal menstruation showed no performance; most adolescent disorders unrelated to hemorrhage can occur abnormalities, some of which can also be manifested as no menstruation. First, the adolescent menstrual disorders: Most adolescent menstrual disorders caused by adolescent process disorders. Adolescent dysplasia occurs in patients with hypogonadism, but also occurs in the gonadal normal production of steroids. Hypogonadism often secondary to hypothalamic-pituitary lesions, this patient can not generate gonadotropins to promote the maturation of the changes; adolescent gonads