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quadruple test

 

Definition: a procedure to determine the risk for Down syndrome, using maternal age at term and four maternal serum markers drawn between 14- and 22-weeks' gestation: serum a-fetoprotein, unconjugated estriol, human chorionic gonadotropin (total or free ß), and inhibin-A.

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.

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