To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Video 17 Severe functional TR in a patient before TAVI procedure, with a history of prior bioprosthetic MVR for MV disease. View Video 17 at http://movie-usa.glencoesoftware.com/video/10.1530/ERP-16-0004/video-17. The role of TTE in assessment of the patient before and following TAVI for AS John Fryearson, Nicola C Edwards, Sagar N Doshi, and Richard P Steeds 2016. 3:R19-R34 DOI: 10.1530/ERP-16-0004 Download Original Video