Why should I consider chorionic villus sampling?
CVS may be offered when there is an increased risk that the baby may have a chromosome problem or other type of birth defect (such as Down Syndrome). Some of the most common reasons include: • If the woman will be older than 35 at the time of birth of the baby. • If an increased risk of a chromosome problem is found on a screening test such as nuchal translucency screening. • If an ultrasound detects unexpected abnormalities in the baby. • If the parents have had a previous baby with a chromosome problem, or a parent has a variation of their chromosomes that increases the chance of the baby having a chromosome problem. • If there is an increased risk that the baby may have a particular genetic disorder, for which a test is available. It is up to you and your partner whether you choose to have a CVS. You can discuss the test further with your doctor or midwife. You may choose not to have any testing. There are many things to consider before choosing whether or not to have a test in preg
