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孕37周胎儿正常有多少斤
更新时间: 2020-11-04 00:00:00  

37周的胎儿,是一个足月的胎儿,体重一般在2500g左右,也就是说,足月妊娠是37-42周。这时胎儿体重变化是从5-8斤左右,超过8斤就是巨大儿,而低于5斤就是胎儿体重过低。所以孕37周以后,胎儿体重一般在5斤以上,也就是2500g以上。这时做B超检查,抬头的双顶径数值一般是>8.5cm,胎儿股骨径长一般是在6.5cm以上,基本数值提示胎儿已经成熟。所以,足月37周胎儿的体重一般是在2500g左右。

关键词: 胎儿 正常 多少

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