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[Mitral valve surgery in the elderly].
Manoubia Fekih1, Raoudha Ouachani, R Mohsen Zaouali
1Service de Cardiologie Adulte, Hôpital la Rabta.
La Tunisie Medicale
|February 8, 2005
Summary
This study on elderly patients undergoing mitral valve surgery found high early and late mortality rates, primarily linked to co-existing coronary artery disease. Improved surgical techniques and perioperative care enhance prognosis.
Area of Science:
- Cardiology
- Cardiac Surgery
- Geriatric Medicine
Background:
- Elderly patients (over 65) often present with severe mitral valve disease (NYHA Class III/IV).
- Surgical intervention for mitral valve disease in this demographic requires careful consideration of risks and outcomes.
Purpose of the Study:
- To evaluate the outcomes of mitral valve surgery in patients over 65 years old.
- To identify factors associated with mortality in this patient cohort.
Main Methods:
- Retrospective study of 34 patients aged over 65 undergoing mitral valve surgery between 1981 and 2000.
- Analysis of surgical procedures including mitral valve replacement (mechanical/biological prosthesis) and reconstruction.
- Inclusion of data on associated procedures like aortic valve replacement and myocardial revascularization.
Main Results:
- 31 patients underwent mitral valve replacement (24 mechanical, 7 biological); 3 had reconstruction.
- Associated procedures included aortic valve replacement (7 cases) and myocardial revascularization (4 cases).
- Early mortality rate was 17.6%, and late mortality was 12%.
Conclusions:
- High mortality rates in elderly patients undergoing mitral valve surgery are significantly associated with comorbid coronary artery disease.
- Advancements in surgical techniques and perioperative management are crucial for improving prognosis in this high-risk group.