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20周胎儿股骨长多少正常
更新时间: 2020-11-04 00:00:00  

胎儿股骨长是医生衡量胎儿是否正常生长的重要指标之一。股骨长指的是人体大腿骨的长度。它与双顶径长是医生衡量宝宝是否正常发育的重要指标。股骨长标准数值一般情况下是从孕13周开始计算,因为孕早期(孕1-12周)是受精卵从开始着床,到胎儿各生殖器初步发育的过程,此后各脏器才趋向完善。因此要检查股骨长建议最好从13周开始。

关键词: 胎儿 股骨 多少 正常

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