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Definition of chorionic villus sampling in English: chorionic villus samplingnoun mass nounMedicine A test made in early pregnancy to detect congenital abnormalities in the fetus, in which a tissue sample is taken from the villi of the chorion. Example sentencesExamples - Another prenatal test, called chorionic villus sampling, can diagnose most, but not all, of the same birth defects as amniocentesis.
- Prenatal tests called amniocentesis and chorionic villus sampling can diagnose Tay-Sachs before birth.
- Some birth defects can be diagnosed before birth, using one or more prenatal tests including ultrasound, amniocentesis and chorionic villus sampling.
- These options include amniocentesis, early amniocentesis, chorionic villus sampling, and ultrasound examination.
- Women at higher risk of carrying a baby with such conditions may opt for testing procedures like amniocentesis or chorionic villus sampling.
Definition of chorionic villus sampling in US English: chorionic villus sampling(also CVS) noun Medicine A test made in early pregnancy to detect congenital abnormalities in the fetus. A tiny tissue sample is taken from the villi of the chorion, which forms the fetal part of the placenta. Example sentencesExamples - These options include amniocentesis, early amniocentesis, chorionic villus sampling, and ultrasound examination.
- Another prenatal test, called chorionic villus sampling, can diagnose most, but not all, of the same birth defects as amniocentesis.
- Prenatal tests called amniocentesis and chorionic villus sampling can diagnose Tay-Sachs before birth.
- Some birth defects can be diagnosed before birth, using one or more prenatal tests including ultrasound, amniocentesis and chorionic villus sampling.
- Women at higher risk of carrying a baby with such conditions may opt for testing procedures like amniocentesis or chorionic villus sampling.
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