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23周宝宝的头围多少正常
更新时间: 2020-11-05 00:00:00  

怀孕23周时,胎儿双顶径约56mm,股骨长约40mm,头围约209mm,腹围约182mm。

胎儿头围指的是绕胎头一周的最大长度,是从“前额的鼻根”到“后脑的枕骨隆突”的最长距离。测量胎儿头围,可以评估胎儿头部的大小,预测胎儿的发育状况,在孕妇分娩时也可以帮助选择最佳分娩方式。

关键词: 宝宝 多少 正常

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