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[Coronary reoperations: indications and results]
J P Mazzucotelli1, R Houel, P Le Besnerais
1Service de chirurgie thoracique et cardiovasculaire, hôpital Henri-Mondor, Créteil.
Archives Des Maladies Du Coeur Et Des Vaisseaux
|November 1, 1993
Summary
Coronary reoperations offer good long-term survival and functional outcomes. Key indications include bypass graft issues and coronary disease progression, with mortality predicted by advanced age and delayed reoperation.
Area of Science:
- Cardiology
- Cardiac Surgery
- Vascular Surgery
Context:
- Coronary reoperations are complex procedures performed in patients with previous coronary artery bypass grafting.
- Symptom recurrence after initial surgery necessitates careful evaluation for reoperation.
- This study analyzes outcomes from a significant cohort of coronary reoperations over an 18-year period.
Purpose:
- To assess the results and determine indications for coronary reoperations.
- To evaluate survival rates and functional outcomes following repeat coronary artery bypass grafting.
- To identify predictors of mortality in patients undergoing coronary reoperations.
Summary:
- 166 coronary reoperations were performed in 161 patients between 1972 and 1990.
- Early mortality was 7.8%, with age over 70 and delayed reoperation as significant risk factors.
- Actuarial 5- and 10-year survival rates were 85% and estimated 69% respectively, with good functional status maintained.
Impact:
- Coronary reoperations demonstrate favorable long-term survival and functional results.
- Findings provide evidence-based guidance for patient selection and timing of repeat coronary artery bypass grafting.
- The study contributes to understanding the long-term efficacy of surgical intervention for complex coronary artery disease.