DailyDx: Can You Identify These Fetal Cardiac Structures?

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This is an ultrasound image and echocardiogram of a 28 week old fetus.

This is an ultrasound image and echocardiogram video of a normal 28 week old fetus. Name the structures marked 1, 2 and 3.

(Click ultrasound image to full size)

Add your comments below, then check the answer.

The answers are:

1) Ductus Arteriosus
2) Ascending Aorta
3) Superior Vena Cava

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