Study examines survival following repair of failed bioprosthetic aortic valves

In an analysis of about 460 patients with failed bioprosthetic aortic valves who underwent transcatheter valve-in-valve implantation, overall survival at one year was 83 percent, with survival associated with surgical valve size and mechanism of failure, according to a study in the July 9 issue of the Journal of the American Medical Association.

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