To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Video 8 View of the ventricular septal defect from the morphologic RV on the left of the patient. The tricuspid valve overlies the ventricular septal defect. View Video 8 at http://movie-usa.glencoesoftware.com/video/10.1530/ERP-18-0074/video-8. Three-dimensional echocardiography in congenital heart disease John M Simpson, and Annemien van den Bosch 2019. 6:R75-R86 DOI: 10.1530/ERP-18-0074 Download Original Video