Subcostal coronal movie clip showing the membranous ventricular septal defect (VSD) and adjacent structures. The atrioventricular valves can be seen in motion in their respective ventricles.
AO: aorta; LV: left ventricle; RV: right ventricle; LA: left atrium; RA: right atrium; IVS: intact trabecular portion of the intraventricular septum; arrow: VSD.