为了自身和胎儿的健康,准妈妈从怀孕到分娩,需要做各种各样的孕期检查,以便及时诊治异常情况。对于许多孕妈来说,产检项目过多,专业名词陌生,属实让人“头大”,例如无创DNA产前检测和羊水穿刺,这两项检查是干什么的?有什么区别?必须都做吗?经常是傻傻分不清楚。今天佳音医院就跟各位准妈妈们科普一下。
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无创DNA产前检测和羊水穿刺的区别?
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无创DNA产前检测
是筛查,不是诊断,检查结果提示为:高风险或低风险。
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羊水穿刺
不是筛查,是诊断,可准确得知胎儿是否患有染色体类疾病。无创DNA检查结果提示高风险,那么需要做羊水穿刺来进一步确诊。
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孕12-24周进行的无创DNA检测则是针对21、18、13三体这三种最常见的染色体疾病进行检测,准确率可以达到92%以上。而用羊水穿刺检测胎儿染色体异常的准确率高达99%,是目前医疗界公认的产前诊断金标准。用产前诊断来护佑宝宝的终生幸福,孕妈们一定不能大意哦!
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无创DNA产前检测能否替代羊水穿刺?
总之,孕期各项检查不容忽视,不管是选择无创DNA产前检测还是羊水穿刺,建议准妈妈到医院进行咨询,医生会根据实际情况给予专业的指导意见。佳音医院产前诊断专家建议,所有孕妇都要进行产前筛查,尤其是35岁以上的高龄孕妇。安全准确的产前筛查及产前诊断,为宝宝的健康出生保驾护航。
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