High Residual Gradient Following a Self-Expandable Transcatheter Aortic Valve-in-Valve Implantation — Risk Factor Analysis, Outcomes, and Survival

Tomasz Stankowski¹; Sleiman Sebastian Aboul-Hassan²; Piotr Stepinski³; Tomasz Gasior⁴; Mohammed Salem⁵; Temirlan Erkenov¹; Volker Herwig¹; Axel Harnath¹; Anja Muehle¹; Michel Pompeu B O Sá⁶; Dirk Fritzsche¹; Bartlomiej Perek⁷

DOI: 10.21470/1678-9741-2020-0424 Braz J Cardiovasc Surg. 2022; 37 (5) : 710-720