To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Video 1 TTE 3D zoom mode acquisition of a double orifice mitral valve, imaged from left atrial surface (‘surgeon’s view’). View Video 1 at http://movie-usa.glencoesoftware.com/video/10.1530/ERP-17-0023/video-1. Incidental finding of a double orifice mitral valve in an elderly patient: value of 3D imaging Nuno Pires, Wei Li, Roxy Senior, and Rajdeep S Khattar 2017. 4:K21-K24 DOI: 10.1530/ERP-17-0023 Download Original Video