hCG
Human chorionic gonadotropin (hCG) is a hormone produced by the placenta during pregnancy, and is measured in a blood test to determine the chance of having a baby affected with Down syndrome or trisomy 18.
Human chorionic gonadotropin (hCG) is a hormone produced by the placenta during pregnancy, and is measured in a blood test to determine the chance of having a baby affected with Down syndrome or trisomy 18.