The Role of Preprocedural CT in Redo Transcatheter Aortic Valve Replacement: A Radiologist's Perspective.
Differences are primarily related to the need to evaluate the characteristics of the index THV and the degree of commissural and coronary alignment achieved during the index TAVR procedure, which affect the selection of the type and size of the new THV and determine the risks of coronary obstruction and impeded future...