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本文对５９０例用米非司酮配伍前列腺素类似物抗早孕排出绒毛囊后对象随访测定尿ｈＣＧ半定量，并分析尿ｈＣＧ下降速度与药物流产后阴道流血时间长短、不全流产和下一次月经模式的关系。结果发现，药流排出绒毛囊后ｈＣＧ下降可有三种类型：１．迅速下降型：９２％的药流妇女阴道流血不超过３周，其不全流产率为０．３％。２．阶梯样下降型：４２％的妇女阴道流血时间超过３周，其不全流产率为７．６％。３．平台样下降型：７６％的妇女阴道流血超过３周，其不全流产率占２５％。
In this paper, 590 cases of mifepristone with prostaglandin analog prostaglandin analogues were observed after excretion of hair follicles, urine hCG semi-quantitative follow-up and analysis of the rate of decline of urinary hCG and vaginal bleeding after medical abortion, incomplete abortion and the next menstrual mode Relationship. The results showed that drug flow excreted hair follicle hCG decline can have three types: 1. Rapidly falling type: 92% of drug abortion women vaginal bleeding does not exceed 3 weeks, the incomplete abortion rate was 0.3%. 2. Ladder-like drop type: 42% of women vaginal bleeding time of more than 3 weeks, the incomplete abortion rate was 7.6%. 3. Platform-like drop type: 76% of women vaginal bleeding more than 3 weeks, the incomplete abortion rate of 25%.