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孕三周胎儿股骨长多少正常
更新时间: 2020-11-04 00:00:00  

女性在怀孕12周以后,通常就可以用B超直接测量出胎儿的股骨长。一般12周对应的股骨长标准是在七毫米左右,而怀孕16周时,股骨长则是在20毫米。在怀孕24周时,其股骨长可以达到43毫米左右,而在怀孕28周时,胎儿的股骨长则可以达到53毫米。到了怀孕32周时,胎儿的股骨长可以达到62毫米,等到足月37周时,胎儿的股骨长可以长到72毫米左右。

关键词: 胎儿 股骨 多少 正常

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