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[Pericardium and heart transplantation]
Archives Des Maladies Du Coeur Et Des Vaisseaux
|April 1, 1994
Summary
The pericardium plays a critical, underestimated role in cardiac transplant complications. Early and late pericardial issues, including infections and inflammation, significantly impact patient outcomes and require active diagnostic attention.
Area of Science:
- Cardiology
- Transplantation Immunology
- Pathology
Background:
- The pericardium's role in post-cardiac transplant complications is often underestimated.
- This study retrospectively analyzed 191 cardiac transplant cases to evaluate pericardial lesions.
Observation:
- Early complications included suppurative mediastino-pericarditis (bacterial and fungal), non-infective pericardial issues (hemopericardium, hematomas, constrictive pericarditis), and lymphocytic epicarditis linked to acute rejection.
- Late complications involved constrictive pericarditis and reactivated epicarditis associated with chronic rejection, manifesting as lymphoplasmocytic nodules and myocardial vasculitis.
Findings:
- Pericardial complications are frequent and severe, influencing pathogenic discussions.
- Specific early and late pericardial lesions were identified and classified.
- Epicarditis, particularly when associated with chronic rejection, contributes to restrictive cardiomyopathy.
Implications:
- Active diagnostic measures are crucial for detecting pericardial complications in cardiac transplant dysfunction, especially when myocardial biopsy shows no acute rejection.
- Epicardial lesions on biopsy should be considered significant, not merely postoperative phenomena.
- Understanding pericardial involvement is key to managing cardiac transplant dysfunction and improving long-term outcomes.