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[Primary ventricular fibrillation. Clinical features and prognostic significance]
Revista Espanola De Cardiologia
|August 1, 1989
Summary
Primary ventricular fibrillation (PVF) in acute myocardial infarction patients has higher complication rates but does not increase hospital mortality. Long-term survival is not adversely affected by PVF itself.
Area of Science:
- Cardiology
- Internal Medicine
Context:
- Acute myocardial infarction (AMI) is a leading cause of cardiac mortality.
- Primary ventricular fibrillation (PVF) is a critical complication of AMI.
- Understanding PVF's clinical course and prognosis is vital for patient management.
Purpose:
- To evaluate the clinical conditions and prognosis of patients experiencing primary ventricular fibrillation (PVF) following acute myocardial infarction (AMI).
Summary:
- This retrospective study analyzed 1,120 AMI patients, identifying PVF in 5.53%. PVF occurred more frequently with early admission and inferior infarct localization.
- Cigarette smoking was a significant risk factor for PVF. Patients with PVF showed higher rates of pericarditis, ventricular tachycardia, atrioventricular block, and moderate heart failure.
- PVF occurrence was not linked to increased in-hospital mortality. Five-year survival rates for discharged PVF patients were comparable to controls (87.82% vs. 80.58%).
Impact:
- PVF is associated with increased complications but not higher in-hospital mortality.
- PVF does not appear to be an independent predictor of adverse long-term prognosis in AMI survivors.
- Findings suggest that while PVF indicates a higher complication burden, it does not necessarily portend a worse long-term outcome for patients discharged alive.