When it should be done
... rom about 10 weeks). Rather than testing the amniotic fluid, it tests tissue from around the site of the placenta. With CVS, the ... » Read on
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Introduction
... that develops into the baby, and the other developing into the placenta (afterbirth). The part that forms the placenta starts o ... » Read on How it is performed
... villus sampling obtains a small sample of the chorionic villi (placental tissues ), either by passing a thin needle through the ... » Read on
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How it works
The different screening tests look for different things depending on what is being check ... » Read on What it is used for
... e the likelihood of a baby having a serious abnormality. If the tests show a high enough risk of the baby developing a serious c ... » Read on
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