功能性子宫出血(功血)是妇科常见的出血性疾病。其出血的表现多种多样。如月经周期完全不规则,行经期延长淋漓不尽,周期缩短等。当表现为月经量增多伴经期延长,或短期闭经继以大量出血时,患者往往紧急求医,需要即时诊治。这种妇科急症多发生于青春期或更年期。功血的基本病理生理变化是丘脑下部—垂体前叶—卵巢 Functional uterine bleeding (dysfunctional uterine bleeding) is a common hemorrhagic disease in gynecology. The performance of its bleeding varied. If the menstrual cycle is completely irregular, prolonged vaginal delivery, shorten the cycle and so on. When manifested as increased menstrual flow with prolonged menstruation, or short-term amenorrhea followed by a large number of bleeding, patients often seek emergency medical treatment, the need for immediate diagnosis and treatment. This gynecological emergency occurred in adolescence or menopause. The basic pathophysiology of dysfunctional uterine bleeding is the hypothalamus - anterior pituitary - ovary