Second Trimester

Quad Screen

The quad screen test is a maternal blood screening test that looks for four specific substances: AFP, hCG, Estriol, and Inhibin-A. AFP: alpha-fetoprotein is a protein that is produced by…

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Amniocentesis

Amniocentesis is a diagnostic test that may be recommended by your health care provider following an abnormal triple test result. Inherited or genetic concerns lead some parents to choose amniocentesis…

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