fig10

Figure 10. Still color compare image from a trans-thoracic echocardiogram in a young child in high right parasternal short-axis view showing an inferior vena caval type sinus venosus defect behind the prominent Eustachian valve (short yellow arrow). Flow from the right lower pulmonary vein (Rt LPV) is seen emptying into the right atrium adjacent to the entrance of the inferior vena caval entrance (IVC).