TCTMD

Patient-Prosthesis Mismatch May Diminish Transcatheter Valve Benefit

In patients who have undergone transcatheter aortic valve replacement (TAVR), the presence of an imbalance between prosthesis functioning and body size can lessen the positive hemodynamic impact of ...
TCTMD

Better Hemodynamics, Less Mismatch With Self-Expanding TAVR vs Surgery

CHICAGO, IL—Patients undergoing TAVR with a self-expanding supra-annular bioprothesis (CoreValve, Evolut R, or Evolut PRO; Medtronic) have lower aortic valve mean pressure gradients, larger effective ...
Medscape

Patient-Prosthesis Mismatch Common in TAVR, Survival Suffers

SAN DIEGO — Severe prosthesis–patient mismatch (PPM) occurs in more than 10% of patients after transcatheter aortic valve replacement (TAVR) and increases the risk for death but not stroke, according ...
Nature

Patient–prosthesis mismatch after aortic valve replacement: one size does not fit all

The Nature Index 2026 Research Leaders reveal the leading institutions and countries/territories in the natural sciences, health sciences, applied sciences and social sciences, according to their ...
Nature

Self-expanding valves more beneficial than balloon-expandable valves in patients with a small aortic annulus

In patients undergoing transcatheter aortic valve implantation (TAVI), patient–prosthesis mismatch is associated with increased mortality. Findings from the SMART trial now show that in patients with ...