chorionic villus sampling

chorionic villus sampling

noun

Definition of CHORIONIC VILLUS SAMPLING

: biopsy of the chorion frondosum through the abdominal wall or by way of the vagina and uterine cervix at 10 to 12 weeks of gestation to obtain fetal cells for the prenatal diagnosis of chromosomal abnormalities—abbreviation CVS

Variants of CHORIONIC VILLUS SAMPLING

chorionic villus sampling also chorionic villi sampling