Early and late survival following replacement of prosthetic heart valves.

@article{Kawachi1991EarlyAL,
  title={Early and late survival following replacement of prosthetic heart valves.},
  author={Yoshito Kawachi and Toshihide Asou and K. Tokunaga},
  journal={Japanese circulation journal},
  year={1991},
  volume={55 2},
  pages={
          89-98
        }
}
From May 1975 to December 1988, 62 patients underwent 66 replacements of prosthetic heart valves, due to structural valve failure in 37, prosthetic valve endocarditis (PVE) in 17, periprosthetic leak in 5, thrombosed valve in 3, hemolysis in 2, and prophylactic removal in 2. Before reoperation, 3 patients were in NYHA Class I, 24 in Class II, 21 in Class III, and 18 in Class IV. Replacements of valve prostheses were at the mitral position in 33 patients, at the aortic position in 16, at the… CONTINUE READING