CVS, or chorionic villus sampling, may be used instead of amniocentesis to test for which of the following?

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During chorionic villus sampling (CVS), placental tissue is obtained through the cervix or through the abdomen, and this sample can be tested for more than 200 genetic disorders. Pregnancy induced hypertension is diagnosed by changes in maternal blood pressure. Gestational diabetes is diagnosed by a blood draw after consumption of a glucose-rich drink. Placenta previa, where the placenta is attached to the uterus over the cervix, is diagnosed using ultrasound.

CVS, or Chorionic Villus Sampling, May Be Used Instead of Amniocentesis