Tetralogy of Fallot, dog

Tetralogy of Fallot, dog

A defect in the ventricular septum (*) is present, and the aorta is abnormally centered over (overriding) the interventricular septum. Right long-axis left ventricular outflow view, RV = right ventricle, LV = left ventricle, Ao = aorta.

Courtesy of Dr. Sandra Tou.