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宫内节育器使用者伴有子宫出血的现象颇为常见。因此,医生们迫切需要认识子宫出血的机理和寻求有效的防治方案。已有一些学说用来解释妇女原发性月经过多,包括:①子宫内膜纤溶活性加强;②血液凝固系统紊乱;③内分泌机能失调;④子宫内膜血流异常;⑤子宫肌收缩障碍;⑥毛细血管脆性增加;⑦前列腺素活性变化;⑧铁营养缺乏。使用宫内节育器时出现的月经过多或月经间期出血的机理如何,更是众说纷纭,莫衷一是。故60年代以来.人们开始寻求某些治疗药物,以期收列立竿见影之效,并借以探究宫内节育器引起子宫出血的机理。所用
IUD users with uterine bleeding is quite common. Therefore, doctors urgently need to understand the mechanism of uterine bleeding and seek effective prevention and treatment programs. Some theories have been used to explain the women’s primary menorrhagia, including: ① endometrial fibrinolytic activity; ② blood coagulation disorders; ③ endocrine dysfunction; ④ endometrial blood flow abnormalities; ⑤ uterine muscle contraction disorder ; ⑥ increased capillary fragility; ⑦ prostaglandin activity changes; ⑧ lack of iron nutrition. The use of intrauterine device when there is excessive menstrual bleeding or menstrual bleeding mechanism, but also different opinions, incomprehensible. Therefore, people began to seek certain therapeutic drugs in the 60s, in order to receive immediate results, and to explore the mechanism of uterine bleeding caused by IUD. Used