Postinfarction ventricular septal defect in the elderly: analysis and results

Area of Science:

• Cardiology
• Cardiac Surgery
• Geriatric Medicine

Background:

• Postinfarction ventricular septal defects (VSDs) are a severe complication of myocardial infarction.
• Surgical repair in elderly patients presents significant challenges due to comorbidities and physiological changes.
• Limited data exists on the outcomes of surgical VSD repair specifically in the elderly population.

Purpose of the Study:

• To evaluate the outcomes of surgical repair for postinfarction ventricular septal defects in elderly patients (age > 70 years).
• To identify potential risk factors associated with early mortality in this patient group.
• To assess the long-term functional status of survivors.

Main Methods:

• Retrospective analysis of 15 elderly patients who underwent surgical repair of postinfarction VSDs between 1980 and 1992.
• Data collection included operative mortality, complication rates, survival probability, and preoperative risk factors.
• Functional status of long-term survivors was assessed using the New York Heart Association (NYHA) classification.

Main Results:

• The operative mortality rate was 47%, with a 63% complication rate among survivors.
• The 1-year survival probability was 47% +/- 13%.
• Trends suggested that high right atrial pressures and preoperative intraaortic balloon pump use may be associated with 30-day mortality.

Conclusions:

• Surgical repair of postinfarction VSD in the elderly is associated with high mortality and morbidity.
• Early surgical intervention is crucial before hemodynamic deterioration occurs.
• An aggressive approach is recommended for elderly patients to improve survival outcomes.