DNA Test That Identifies Down Syndrome in Pregnancy Can Also Detect Trisomy 18 and Trisomy 13, University of California, Los Angeles (UCLA) Study

2/3/2012 7:15:15 AM

A newly available DNA-based prenatal blood test that can identify a pregnancy with Down syndrome can also identify two additional chromosome abnormalities: trisomy 18 (Edwards syndrome) and trisomy 13 (Patau syndrome).The test for all three defects can be offered as early as 10 weeks of pregnancy to women who have been identified as being at high risk for these abnormalities.

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