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b超停经多少天能做出来
更新时间: 2020-11-04 00:00:00  

如果月经周期正常,停经35天可以做彩超,如果月经推迟,可适当延长。正常情况下,怀孕5周B超可以探及孕囊,孕6-7周可以探及原始心管搏动。如果月经推迟,排卵时间推迟,受孕时间也就随着延迟,做B超时间要适当推迟。通过检查确诊是宫内早孕,且有胎心,如有生育要求,建议及时要医院产前门诊建孕检卡,定期产检,第一次产检要评估高危因素,准确推算预产期。

关键词: 多少 出来

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