Quiz Case 122

Scan at 23 weeks in a fetus with a right sided diaphragmatic hernia.

A) What sonographic signs are demonstrated?

1. Fetal ascites.

2. Subcutaneous edema.

3. Reversed flow in the umbilical artery.

4. Revered A wave in the ductus venosus.

5. Pulsatile flow in the umbilical vein.

B) What is / are the most likely causes / causes for the above findings?

1. Fetal right heart failure.

2. Obstruction of the inferior vena cava from the diaphragmatic hernia.

3. Fetal TORCH infection.

4. Meconium peritonitis.

5. Down syndrome.