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.

An NT scan, or nuchal translucency scan, is a non-invasive ultrasound screening for Down syndrome and other genetic conditions during pregnancy. It’s usually done between weeks 11 and 14 of ...

The test usually occurs between 18 and 22 weeks ... results show Down syndrome or another condition, your healthcare provider may recommend additional tests, like a detailed ultrasound or fetal ...

Prenatal testing during the second trimester Quad screen: This voluntary blood test performed between weeks ... for Down syndrome, neural tube defects like spina bifida and Trisomy 18, according ...

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 ...