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Prenatal diagnosis

Definition(s)

Testing performed during pregnancy to determine if a fetus is affected with a particular disorder. Chorionic villus sampling (CVS), amniocentesis, periumbilical blood sampling (PUBS), ultrasound, and fetoscopy are examples of procedures used either to obtain a sample for testing or to evaluate fetal anatomy.: Definition from: GeneReviews from the University of Washington and the National Center for Biotechnology Information