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Original Article

The significance of a positive second trimester serum screen for trisomy 18

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Pages 633-637 | Received 30 Apr 2009, Accepted 17 Aug 2009, Published online: 01 Jul 2010

References

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  • Kagan KO, Wright D, Maiz N, Pandeva I, Nicolaides KH. Screening for trisomy 18 by maternal age, fetal nuchal translucency, free β-human chorionic gonadotropin and pregnancy-associated plasma protein-A. Ultrasound Obstet Gynecol 2008;32:488–492.
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