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Published on: December 11, 2017
Redo valvular surgery in elderly patients aged > 75 years
Redo valvular surgery in patients over 75 years old had a high hospital mortality rate of 17%. While early outcomes were poor, long-term survival and freedom from valve-related events were satisfactory, emphasizing careful patient selection for redo surgery.
Area of Science:
- Cardiovascular Surgery
- Geriatric Cardiology
- Clinical Outcomes Research
Background:
- Limited data exists on the clinical outcomes of redo valvular surgery in patients over 75 years old.
- This age group presents unique challenges due to comorbidities and frailty.
Purpose of the Study:
- To evaluate the early and late clinical outcomes of redo valvular surgery in elderly patients (>75 years).
- To identify risk factors associated with hospital mortality, mid-term survival, and valve-related events in this population.
Main Methods:
- Retrospective analysis of 42 patients aged >75 undergoing redo valvular surgery (1991-2010).
- Mean follow-up of 2.5 years.
- Logistic and Cox regression analyses were used to identify predictors of outcomes.
Main Results:
- Hospital mortality was 17%. Prolonged ventilator support was an independent risk factor for hospital mortality.
- One-year and three-year survival rates were 78.3% and 67.1%, respectively. Age and prolonged ventilation predicted poorer mid-term survival.
- One-year and three-year freedom from valve-related events were 77.4% and 60.2%, respectively. Absence of peripheral artery disease was protective.
Conclusions:
- Redo valvular surgery in elderly patients (>75 years) is associated with relatively poor early outcomes but satisfactory late outcomes.
- Optimal patient selection and referral for redo valvular surgery are crucial for improving clinical results in this demographic.
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