Fig. 9.1 Etiologies of valvular stenosis: (a) Calcific aortic valve stenosis. (b) Congenital bicuspid aortic valve stenosis. (c) Rheumatic aortic valve stenosis (Images courtesy of Michael A. Seidman, M.D., Ph.D.,…
Fig. 15.1 Basic principles of positron emission tomography. PET tracers release protons which quickly collide with bystander electrons and annihilate resulting in the release of two 511 keV photons at…
James K. Min, Daniel S. Berman and Jonathon Leipsic (eds.)Multimodality Imaging for Transcatheter Aortic Valve Replacement201410.1007/978-1-4471-2798-7_38 © Springer-Verlag London 2014 38. What Future Studies Are Needed for TAVR Imaging? James K. Min1 , Jonathon Leipsic2 and Paul Schoenhagen3 (1) Weill Cornell…
Study Enrollment Number of patients Approach Device Procedural success 30-day mortality I-REVIVE/RECAST [6] 2003–2005 26 Transseptal Edwards SAPIEN 85 % (22/26) 16.7 % (6/36) 7 TF Edwards SAPIEN 57 %…
Fig. 13.1 3D standardized views of the aortic valve using multiplanar reformation (MPR). Panel (a) Left sagittal oblique (3-chamber view); (b): left coronal oblique; (c): short-axis view of the aortic…
Before TAVR Limited evidence to date 30 days and 12 months mortality similar in revascularized versus non-revascularized patients Myocardial infarction and major stroke higher in individuals undergoing revascularization and/or presence…
Fig. 6.1 The natural history of aortic stenosis (AS) is depicted. Following a long asymptomatic period during which survival is nearly normal, mortality rises sharply with the onset of the…
Mortality Any death due to approximate cardiac cause (e.g., MI, cardiac tamponade, worsening heart failure) Unwitnessed death and death of unknown cause All procedure-related deaths, including those related to complication…
James K. Min, Daniel S. Berman and Jonathon Leipsic (eds.)Multimodality Imaging for Transcatheter Aortic Valve Replacement201410.1007/978-1-4471-2798-7_1 © Springer-Verlag London 2014 1. Why We Need This Book James K. Min1 , Jonathon Leipsic3 and Daniel S. Berman2 (1) Weill Cornell Medical College, NewYork-Presbyterian…
(or I), a (M + 1) × (N + 1) neighborhood with and calling sweeping window is being processed. Then, textural features are extracted from this sweeping window and assigned to the central pixel. Finally, according…
