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怎样推算怀孕多少天数
更新时间: 2020-11-05 00:00:00  

通过末次月经来推算。如果患者平时月经是规律的30天左右,本次停经30天左右就测出怀孕。胚胎发育正常的情况下,算怀孕的天数就按末次月经的第一天开始算。如果患者的末次月经是2月10号,到3月10号测出的怀孕,怀孕的天数就是28天,因为二月是28天。

关键词: 怎样 推算 怀孕 多少 天数

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