Chorionic villus sampling is a prenatal diagnostic test performed for prenatal genetic testing involving a biopsy of placental tissue between 10 to 13 weeks gestation. The tissue harvested is the ...

In its early life, the placenta is called a chorion because it is formed from the chorionic villi - finger-like growths which develop on the fertilised egg to help it implant in the wall of the uterus ...

CVS is done when there is evidence an unborn baby may have a genetic abnormality, like Down’s syndrome. The outer reaches of the baby’s placenta, where it fuses with the mother (chorionic villi) are ...

Chorionic villus sampling (CVS) is a prenatal test used to detect birth defects, genetic diseases, and other problems during pregnancy. During the test, a small sample of cells (called chorionic villi ...

Chorionic villus sampling (CVS) is an antenatal test that is used to determine whether or not the foetus is carrying any chromosomal abnormalities, such as Down's syndrome. It is a very accurate test ...

This test is usually offered to women who are considered high risk for having babies with genetic disorders such as cystic fibrosis or chromosomal abnormalities. A sample of the cells that line the ...