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Updated: Jul 18, 2026

Murine Heterotopic Heart Transplant Technique
Published on: July 8, 2014
Confirmation of Chagas' cardiomyopathy following heart transplantation
Binh An P Phan1, Michael A Laflamme, April Stempien-Otero
1Division of Cardiology, Department of Medicine, University of Washington, 1914 N 34th Street, Suite 105, Seattle, WA 98103, USA. bapp@u.washington.edu
Insights
Chagas
Area of Science:
- Cardiology and Infectious Diseases
Background:
- Chagas' disease, caused by Trypanosoma cruzi, can lead to severe cardiac complications.
- Chagas' cardiomyopathy is a significant cause of heart failure and mortality in endemic regions.
Observation:
- A heart transplant recipient was diagnosed with Chagas' cardiomyopathy.
- The patient presented with congestive heart failure and positive serology for Trypanosoma cruzi.
Findings:
- Pathology of the explanted heart confirmed Chagas' cardiomyopathy.
- Cardiac sequelae of Chagas' disease include arrhythmias, thromboembolism, and cardiomyopathy.
Implications:
- Heart transplantation is a viable treatment option for end-stage Chagas' cardiomyopathy.
- Understanding the cardiac pathology of Chagas' disease is crucial for patient management and evaluation.
Abstract:
We report a case of Chagas' cardiomyopathy confirmed in a patient after heart transplantation. The patient initially presented with symptoms of congestive heart failure and was found to have positive serology for prior Trypanosoma cruzi infection. Despite optimal medical management, the patient had deterioration of his cardiac function and he underwent heart transplantation. Pathology examination of the explanted heart confirmed Chagas' cardiomyopathy. The cardiac sequelae of Chagas' disease include arrhythmias, aneurysm, thromboembolism, cardiomyopathy, and sudden death. We review the epidemiology, cardiac pathology, and evaluation of patients with Chagas' cardiac disease. We discuss the clinical features of Chagas' cardiomyopathy and available treatments including cardiac transplantation.
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