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做试管婴儿也会出现胎停育吗
做试管婴儿也会出现胎停育吗
2021-01-27
胚胎停育的原因
大约50%的胚胎停育发生是由于胚胎染色体异常。当存在胚胎停育的主要危险因素,包括胎儿父母的年龄较大、孕妇子宫畸形、盆腔感染与免疫病;弱危险因素包括既往自然流产史、不孕及辅助生殖、孕期药物使用、孕期咖啡因/吸烟/酒精暴露、肥胖、甲状腺功能不全等可能发生。
试管婴儿解决的问题
试管婴儿只是解决了精卵结合的问题,但怀孕的过程,除了精子、卵子结合,还需要有肥沃的土壤,也就是子宫内膜;良好的生长环境(也就是子宫环境);适度的营养(雌孕激素以及其他营养物质等);这些条件缺一不可,包括精卵结合后形成的受精卵若质量不好,即便移植到了宫腔内,也不一定能顺利发育生长的。
试管备胎的原因
临床太多试管后生化妊娠和胎停流产的病人,在试管前后的准备工作也很关键,例如调理宫腔环境、内膜血运、雌孕激素水平,卵子质量、精子质量,以及移植之后的补肾安胎,对防止试管失败都很关键。
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