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怀孕第38天hcg多少正常
更新时间: 2020-11-04 00:00:00  

正常情况下孕38天hcg为24.5-7.6ng/ml,HCG为15000-200000。HCG是由胎盘的滋养层细胞分泌的,是由和二聚体的糖蛋白组成。其主要功能就是刺激黄体,有利于雌激素和黄体酮持续分泌,以促进子宫蜕膜的形成,使胎盘生长成熟。

关键词: 怀孕 hcg 多少 正常

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