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怀孕胎儿体重正常范围是多少正常
更新时间: 2020-11-04 00:00:00  

怀孕的体重可将整个妊娠期分成三期来计算,每期约为三个月。第一妊娠期从受精开始后至第12周,体重可增加0.58~1.36公斤。第二妊娠期由第13周~24周,平均每周增加0.35~0.5公斤。第三妊娠期由第25周到妊娠结束(正常足月儿至第38~42周内),平均每周增加0.35~0.5公斤。

关键词: 怀孕 胎儿 体重 正常 范围 多少

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