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胚芽回声是多少周才有

更新时间: 2020-11-04 00:00:00     

胚芽回声一般来说4周末就应该有了,建议过几天再做个检查看看再说。早孕后有一部分人在停经后6周出现早孕反应,B超妊娠5周可以查出,妊娠实验在孕后7-9天可以诊断。

在怀孕的第8周,大部分都可以看见胎心,在怀孕的第9周,可以看见胎芽,此后,胎儿逐渐开始生长四肢和大脑了。

关键词: 回声 多少

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