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Related Experiment Videos

Mitral reconstruction.

R Hetzer, H Warnecke, G Oye

    Zeitschrift Fur Kardiologie
    |January 1, 1985
    PubMed
    Summary
    This summary is machine-generated.

    Mitral valve repair offers superior outcomes compared to valve replacement, with favorable short and long-term results. Reconstruction is feasible for various conditions, though prosthetic replacement is recommended for rheumatic lesions.

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    Area of Science:

    • Cardiovascular Surgery
    • Cardiac Valve Repair
    • Thoracic Surgery

    Background:

    • Mitral valve surgery involves either repair or replacement.
    • Since 1968, numerous patients have undergone mitral valve repair or prosthetic replacement.

    Purpose of the Study:

    • To compare the short- and long-term results of mitral valve repair versus prosthetic replacement.
    • To evaluate the feasibility and outcomes of mitral valve reconstruction in specific patient groups.

    Main Methods:

    • Retrospective analysis of 647 mitral repair cases and 2,223 prosthetic mitral replacement cases.
    • Assessment of survival rates, operative risk, and reoperation rates for different mitral valve procedures.

    Main Results:

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  • Five-year actuarial survival rates were 89% (closed commissurotomy), 87% (open commissurotomy), and 81% (reconstruction).
  • Operative risk was below 3% across all groups, with reoperation rates between 0.7% and 3%/patient-year.
  • Successful reconstruction was achieved in patients with "floppy valve" syndrome, ruptured chordae, and bacterial endocarditis.

    • Conclusions:

    • Mitral valve repair provides superior results compared to prosthetic replacement.
    • Mitral reconstruction feasibility depends on leaflet pliability; prosthetic replacement is advised for rheumatic lesions.
    • Surgeon experience influences technique and outcomes; postoperative function can be assessed intraoperatively.