Prenatal Cell-Free DNA Screening: MedlinePlus Lab Test Information

What is a prenatal mobile-free DNA (cfDNA) screening?

Prenatal mobile-free DNA (cfDNA) screening is a blood examination for pregnant women of all ages. For the duration of being pregnant, some of an unborn baby’s DNA circulates in the mother’s bloodstream. A cfDNA screening checks this DNA to come across out if the baby is much more very likely to have Down syndrome or a different ailment prompted by a trisomy.

A trisomy is a ailment of the chromosomes. Chromosomes are the parts of your cells that include your genes. Genes are parts of DNA passed down from your mother and

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