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Updated: Oct 10, 2025

Noninvasive Assessment of Cardiac Abnormalities in Experimental Autoimmune Myocarditis by Magnetic Resonance Microscopy Imaging in the Mouse
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From Hip to Heart: A Comprehensive Evaluation of an Infiltrative Cardiomyopathy

Manavotam Singh1, Mrinalini Krishnan1, Amre Ghazzal1

  • 1Advanced Heart Failure, MedStar Heart and Vascular Institute, Washington, DC, USA.

CJC Open
|December 13, 2021
PubMed

Insights

Heavy-metal toxicity can cause infiltrative cardiomyopathy, a form of heart failure. This case report details diagnosing and managing cobalt-induced cardiomyopathy, emphasizing a systematic approach.

Area of Science:

  • Cardiology
  • Toxicology
  • Cardiomyopathy

Background:

  • Infiltrative cardiomyopathies are a growing cause of heart failure.
  • Diagnosis requires comprehensive evaluation due to overlapping clinical and imaging findings.
  • Systematic assessment includes history, physical exam, advanced cardiac imaging, and potentially endomyocardial biopsy.

Observation:

  • A case of infiltrative cardiomyopathy was identified.
  • Endomyocardial biopsy was crucial for diagnosis.
  • The specific etiology was cobalt-induced cardiomyopathy.

Findings:

  • Heavy-metal toxicity is an identifiable cause of infiltrative cardiomyopathy.
  • Cobalt exposure can lead to significant cardiac dysfunction.
  • Diagnostic and management strategies for cobalt-induced cardiomyopathy were outlined.

Implications:

  • Highlights the importance of considering heavy-metal toxicity in unexplained cardiomyopathies.
  • Provides a framework for the diagnostic workup of cobalt-induced cardiomyopathy.
  • Informs clinical management strategies for patients with toxic cardiomyopathy.

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