ACOG Practice Bulletin No. 88: Invasive Prenatal Testing for Aneuploidy

Abstract excerpt

Prenatal diagnosis of fetal chromosomal abnormalities is the most common indication for invasive prenatal testing. The prevalence of chromosomal abnormalities in clinically recognized early pregnancy loss is greater than 50%(1). Fetuses with aneuploidy account for 6-11% of all still births and neonatal deaths(2). Chromosomal abnormalities that are compatible with life but cause considerable morbidity occur in...

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