To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Video 1 3D transoesophageal echocardiography video of CAT viewed from the left atrium. View Video 1 at http://movie-usa.glencoesoftware.com/video/10.1530/ERP-14-0072/video-1. Cardiac calcified amorphous tumour Jun K Teoh, and Richard P Steeds 2015. 2:I9-I10 DOI: 10.1530/ERP-14-0072 Download Original Video