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Amniocentesis is a test used to determine whether your unborn baby has any genetic abnormalities (genetic amniocentesis) or whether its lungs are developed enough for birth (maturity amniocentesis). Your doctor will use a long, thin needle to coll...
Chorionic villus sampling (CVS), also known as chorionic villus biopsy, is a type of test performed during pregnancy to determine if an unborn child is at risk for congenital defects. During the procedure, the physician takes a sample of the chori...