The prenatal testing revolution

Non-invasive screening represents leap forward in detecting fetus abnormalities.

This article is more than two years old.

blood test

Human reproduction is an extremely complex process and genetic mishaps are not uncommon.

Prior to fertilisation, 20-24% of all ova have an abnormal number of chromosomes, or aneuploidy.1, 2

Another 30% of embryos become aneuploid after fertilisation.2 Most of these early mutations will end in spontaneous miscarriage, but prenatal testing aims to provide early detection of aneuploidy should the pregnancy continue.

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