fig13

Figure 13. Panel A shows a still sagittal image from a cardiac computational tomography in a young adult imaging showing an absent wall (dotted red line) between the superior vena cava (SVC) and the left atrium (LA). Panel B shows a still axial image with the deficient wall between the SVC and the right upper pulmonary vein entrance (RUPV) (dotted red line) in a superior vena caval type sinus venosus defect. LA: Left atrium; RA: right atrium; IVC: inferior vena cava.