Pregnancy

Understanding the Double Marker Test in Pregnancy: FAQ and Answers

Double-Marker-Test

The double marker test, also known as the dual marker test or dual screening test, is a prenatal screening test performed during pregnancy to assess the risk of certain chromosomal abnormalities, especially Down syndrome (trisomy 21) and Edwards syndrome (trisomy 18). It combines two blood tests: the measurement of certain hormones and proteins in the mother’s blood.

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