功能失调性子宫出血简称功血,是由于调节生殖的神经内分泌机制失常引起的异常子宫出血,而全身及内外生殖器无器质性病变,此点必须加以排除。功血临床分为两型,无排卵型功血和排卵型功血,青春期功能性子宫出血多属无排卵型功能失调性子宫出血,多发生在月经初潮至18岁之间的未婚 Dysfunctional uterine bleeding referred to as dysfunctional uterine bleeding, is due to abnormal regulation of reproductive neuroendocrine mechanisms caused by abnormal uterine bleeding, and systemic and internal and external genital no organic disease, this point must be ruled out. Dysfunctional blood clinical is divided into two types, anovulatory dysfunctional uterine bleeding and ovulation type dysfunctional uterine bleeding is mostly anovulatory dysfunctional uterine bleeding, occurred in menarche to 18 years of age unmarried