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What is Chorionic Villi Testing?
Prenatal test that detects different abnormalities and genetic disorders. The doctor takes cells from the chorionic villi and sends them to a lab for genetic analysis. Done between 11 and 12 weeks of pregnancy.
CHORIONIC VILLI TESTING
What is it used for?
Used to Identify: • Almost all chromosomal abnormalities, including Down syndrome, trisomy 13, trisomy 18, and also many sex chromosome abnormalities (such as Turner syndrome). • Several hundred genetic disorders, such as cystic fibrosis, sickle cell disease, and Tay-Sachs disease.
What are the risks?
Although it's often estimated to be between one in 100 and one in 200, They are not sure if miscariage is due to CVS. The rate of miscarriages has recently decreased (due to improved technology and doctor having more experience) There is also some concern about it being associated with limb defects in babys primarily if the test is done before 10 weeks of pregnancy.
What are the benefits?
Can usually tell if your baby has any of the chromosomal abnormalities or other genetic diseases It can detect these disease early into a pregnancy so that you are prepared to take on the respnsibilities. The test is more than 99 percent accurate in diagnosing these conditions.
