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宝宝12周胎心多少正常范围
更新时间: 2020-11-04 00:00:00  

怀孕12周的胎儿的胎心率正常值会快于160次每分钟,有的可能会达到170次每分钟。孕12周需要做的是B超检测NT值(颈项透明带厚度),检测是否有神经管畸形,正常值不超过0.3厘米。如超过这个值,待15-20+6周行唐氏筛查和无创DNA,必要时行羊水穿刺。

关键词: 宝宝 多少 正常 范围

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