Trisomy 21 Clinical Trial
Official title:
Non-invasive Chromosomal Examination of Trisomy
The purpose of this blinded, multi-center, prospective, case-controlled study is to compare
the Ariosa Harmony™ Prenatal Test for trisomy 21 detection with a standard first-trimester
prenatal screening test consisting of serum screening (PAPP-A,free beta-hCG [β-hCG] or total
hCG) and a nuchal translucency (NT) measurement (i.e. combined first trimester screening) in
a general screened population.
The performance characteristics of these two test modalities will be assessed relative to
the clinical reference standard of genetic analysis of the fetus or phenotypic
characterization and genetic analysis of the newborn.
n/a
Time Perspective: Prospective
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