There are 36 cases of Trisomy 21.

This is case 31. The image in the upper left summarizes the abnormal findings. Each abnormal ultrasound is represented by one of the buttons listed in Review of Anatomy.

Clicking on the button in Review of Anatomy displays the image of the abnormality. The image can be displayed as a video clip in real-time, slow motion, or frame-by-frame.

After viewing the video clip, a labeled image can be displayed by clicking the Labeled Image button.