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A case of biventricular apical obliteration.

Concetta Zito1, Gianluca Di Bella, Giuseppe Mileto

  • 1Dipartimento Clinico-Sperimentale di Medicina e Farmacologia. Policlinico G. Martino Università di Messina, Italy. tittizito@libero.it

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This case study highlights Loëffler endocarditis, a rare condition marked by extreme hypereosinophilia and organ damage. Echocardiography revealed significant cardiac abnormalities, aiding in diagnosis.

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Area of Science:

  • Cardiology
  • Hematology
  • Pathology

Background:

  • Loëffler endocarditis is a rare cardiac condition characterized by marked hypereosinophilia and eosinophilic infiltration of the myocardium.
  • It is defined by unexplained prolonged hypereosinophilia (>1500 eosinophils/mm³), absence of a primary cause, and evidence of eosinophil-mediated organ damage.

Observation:

  • A 45-year-old man presented with symptoms suggestive of Loëffler endocarditis.
  • Diagnostic workup included electrocardiography, echocardiography, cardiac MRI, and endomyocardial biopsy.
  • Transthoracic echocardiography is crucial for identifying cardiac involvement.

Findings:

  • The patient exhibited unexplained prolonged and marked hypereosinophilia.
  • Echocardiography revealed complete obliteration of the ventricular apices.
  • A restrictive left ventricular filling pattern was observed, indicating significant cardiac dysfunction.

Implications:

  • This case underscores the importance of echocardiography in diagnosing Loëffler endocarditis.
  • Early detection and diagnosis are critical for managing eosinophilic heart disease.
  • Understanding the cardiac manifestations is key to improving patient outcomes.