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孕妇39周羊水值多少算正常范围
更新时间: 2020-11-05 00:00:00  

怀孕39周了,羊水指数正常是8到18厘米之间,羊水深度是3到7厘米之间。所谓羊水,是指怀孕时子宫羊膜腔内的液体。在整个怀孕过程中,它是维持胎儿生命所不可缺少的重要成分。在胎儿的不同发育阶段,羊水的来源也各不相同。在妊娠第一个三月期,羊水主要来自胚胎的血浆成分。

关键词: 孕妇 羊水 多少 正常 范围

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