Twenty-year comparison of the human allograft and porcine xenograft.

  title={Twenty-year comparison of the human allograft and porcine xenograft.},
  author={William W. Angell and James H. Oury and Carlos Gordillo Dur{\'a}n and C Infantes-Alcon},
  journal={The Annals of thoracic surgery},
  volume={48 3 Suppl},
This study compares a retrospective consecutive series of human allografts and concurrent porcine xenografts implanted over a 10-year interval. There were 571 allograft valves and 1,351 xenograft valves implanted in the aortic and mitral position with mean follow-up of 12.8 years for the allografts and 6.2 years for the xenografts. This study compares the incidence of structural deterioration over long-term follow-up. We found that there was no significant difference between four manufacturers… CONTINUE READING