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[Valve replacement for aortic stenosis].

C L Kao1, P J Lin, J P Chang

  • 1Department of Thoracic & Cardiovascular Surgery, Chang Gung Memorial Hospital, Taipei, Taiwan, R.O.C.

Changgeng Yi Xue Za Zhi
|June 1, 1992
PubMed
Summary
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Aortic valve replacement for aortic stenosis is a safe procedure, offering good long-term survival rates and a low need for reoperation. This study confirms its efficacy in managing this heart condition.

Area of Science:

  • Cardiovascular Surgery
  • Cardiac Valve Disease
  • Aortic Stenosis Management

Context:

  • Retrospective review of 122 patients with aortic stenosis undergoing aortic valve replacement between 1977 and 1990.
  • Patients' ages ranged from 5 to 73 years, with a mean of 47 years.
  • Comorbidities included mitral valve lesions (68 patients), tricuspid valve lesions (13 patients), and coronary artery disease (3 patients).

Purpose:

  • To evaluate the safety and long-term efficacy of aortic valve replacement in patients with aortic stenosis.
  • To assess survival rates, redo-free rates, and causes of late mortality following the procedure.

Summary:

  • Aortic valve replacement was performed using mechanical valves (86 cases) or tissue valves (36 cases).
  • Associated procedures included mitral valve replacement (34), mitral valve repair (18), and coronary artery bypass grafting (2).

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  • Hospital mortality was 4.9%, with 13-year survival at 82% and redo-free survival at 73%.

    • Impact:

    • Aortic valve replacement demonstrates favorable long-term outcomes for aortic stenosis patients.
    • The procedure is considered safe and satisfactory, with low mortality and good survival rates.
    • Understanding long-term results informs clinical decision-making for aortic stenosis treatment.