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 ...

NEW YORK (Reuters Health) - Testing for genetic defects early in pregnancy through chorionic villus sampling, or CVS, does not appear to raise the risk of fetal loss. CVS involves using a needle to ...

A study of more than 64,000 pregnant women has found that miscarriage rates following amniocentesis and chorionic villus sampling were 1.4 percent and 1.9 percent, respectively. The research also ...

When Charles Cantor and Dennis Lo flew to Pattaya, Thailand in late 2002 to attend a conference, neither man knew they would end up collaborating on a blood test that could one day reduce reliance on ...

As with amniocentesis, obstetricians may suggest using CVS, short for chorionic villus sampling, to detect genetic disorders such as Down Syndrome. In CVS, specialists perform an ultrasound to ...

Targeted DNA sequencing of fetal cells from Papanicolaou (Pap) smears may offer an improved and earlier route to prenatal genetic screening, according to a report published online November 2 in ...