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孕多少周有胚芽胎心

更新时间: 2020-11-05 00:00:00     

孕6周可以看到胎心和胎芽,不过也有的要孕7周才能看到胎心胎芽。因为胎心胎芽的发育与女性月经周期是否规律和受孕时间及发育快慢和彩超检查都有一定误差的,所以一般在42~49天左右会看到胎心和胎芽。

关键词: 多少

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