To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Video 6 Coronary angiogram: left main stem and LAD stenosis. View Video 6 at http://movie-usa.glencoesoftware.com/video/10.1530/ERP-17-0030/video-6. Ischaemia as a cause of LVOT gradient reversal in HCM Camelia Demetrescu, Shelley Rahman Haley, and Aigul Baltabaeva 2017. 4:K31-K36 DOI: 10.1530/ERP-17-0030 Download Original Video