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[Dilated cardiomyopathies and cytomegalovirus]
J Lanfranchi1, R N Sachs, M Robineau
1Service de Médecine Interne et Cardiovasculaire, CHU, Hôpital Avicenne, Bobigny.
Annales De Medecine Interne
|January 1, 1987
Summary
Cytomegalovirus (CMV) infection may be a cause of dilated cardiomyopathy, potentially linked in 7% of cases. Proving this link in the chronic stage of the disease remains challenging.
Area of Science:
- Cardiology
- Virology
- Pathology
Context:
- Dilated cardiomyopathy (DCM) presents diagnostic challenges regarding its etiology.
- Evidence suggests some DCM cases result from prior acute myocarditis, often viral.
- The role of cytomegalovirus (CMV) in DCM development requires further investigation.
Purpose:
- To investigate the potential association between acute cytomegalovirus (CMV) infection and the development of dilated cardiomyopathy (DCM).
Summary:
- A review of 67 DCM cases examined inflammatory changes and CMV serology.
- Results suggest a potential link between acute CMV myocarditis and DCM, observed in 7% of cases.
- Establishing this association in the chronic phase of DCM is difficult.
Impact:
- This study highlights a potential etiological factor for dilated cardiomyopathy.
- Findings suggest CMV as a possible trigger for myocarditis leading to DCM.
- Further research is needed to confirm the chronic impact of CMV on cardiac health.