Chorionic villus sampling: A distinctive teratogenic effect on fingers?

Abstract excerpt

BACKGROUND: An increased frequency of major limb malformations, especially terminal transverse limb defects, have been described in several studies of birth defects in children who had been exposed to the prenatal diagnosis procedure known as chorionic villus sampling (CVS). Vascular disruption has been proposed as the mechanism behind the fetal effect. We postulate that this mechanism is more likely to affect...

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