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怀孕六个月双顶颈多少
更新时间: 2020-11-05 00:00:00  

怀孕六个月的胎儿双顶径的平均数值是6.4CM左右,相当于怀孕25周。

双顶径是胎儿头两侧顶骨之间的距离,它是测量胎儿发育和大小的指标,正常足月胎儿在95到100毫米。也是看胎儿能否通过产道的重要指标。

关键词: 怀孕 多少

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