chorionic villus sampling

« Back to Glossary Index

prenatal screening test: a prenatal screening test carried out by examining cells from the tiny hairy outgrowths villi of the outer membrane chorion surrounding an embryo, which have the same DNA as the fetus.


Merriam-Webster Online Dictionary
chorionic villus sampling (noun)
biopsy of a villus of the chorion at usually 10 to 12 weeks of gestation to obtain fetal cells for the prenatal diagnosis of chromosomal abnormalities - abbreviation CVS called also chorionic villi sampling
« Back to Glossary Index

Published by


Father of Joseph