The presence of mild ventriculomegaly should prompt a detailed ultrasound evaluation to define more precisely any structural anomalies and is sufficient reason to consider genetic testing.

What Is an NT Scan for Down Syndrome? An NT scan, or nuchal translucency scan, is a non-invasive ultrasound screening for Down syndrome and other genetic conditions during pregnancy. It’s ...

Many investigators have reported the association between each isolated ultrasound marker and the risk for Down syndrome. Vintzileos and associates [19] reported the incidence of ultrasound markers ...