Glossary of Diagnoses and Terminology

The answers you desire with the compassion you deserve. Here you will find comprehensive information about congenital anomalies — written for families experiencing the emotional complexities of the diagnosis.

Maternal serum screening

Maternal serum screening is a maternal blood test utilized during pregnancy to determine the risk of neural tube defects and chromosomal abnormalities such as trisomy 13, trisomy 18, and trisomy 21 (Down syndrome). The maternal serum screening can be performed in the first or second trimester. Maternal serum screening is a non-invasive prenatal test that assesses the risk of a condition. It is not a diagnostic test. [42]