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正常30周双顶径是多少
更新时间: 2020-11-04 00:00:00  

妊娠30周,也就是7个半月,这时胎儿的双顶径大约为7.5左右。

正常来讲,从妊娠5个月开始,胎儿的双顶径就会和妊娠月份相符。比如妊娠5个月时,胎儿双顶径大约就是5.0左右,妊娠6个月时,胎儿双顶径就是6.0左右,以此类推。所以,妊娠30周,也就是7个半月,这时胎儿的双顶径大约为7.5左右。到了孕晚期,观察胎儿双顶径很重要。胎儿双顶径的大小,对于是否可以顺产至关重要。

关键词: 正常 多少

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