Her facial features are also abnormal (when viewed with 4D ultrasound ... such as Down Syndrome (trisomy 21). The first thing ...

Until more data are available about the frequency of this defect and its association with Down syndrome, a left ventricular echogenic focus should be regarded as a normal variant. An ultrasound at ...

Chromosomal abnormalities occur in 0.1% to 0.2% of live births, and the most common clinically significant aneuploidy among live-born infants is Down syndrome (trisomy 21). Other sonographically ...