Staphylococcus aureus Endocarditis as a Complication of Toxocariasis-Associated Endomyocarditis With Fibrosis: A Case

Esther Kuenzli1, Niklaus Labhardt2, Gianmarco Balestra3

  • 1Division for Infectious Diseases and Hospital Epidemiology , University Hospital Basel and Swiss Tropical and Public Health Institute , Basel.

Insights

Toxocara canis infection rarely causes complications. This case highlights Staphylococcus aureus endocarditis as a rare complication of Toxocara canis-induced endomyocardial fibrosis, detailing its features.

Area of Science:

  • Infectious Diseases
  • Cardiology
  • Parasitology

Background:

  • Toxocara canis (T. canis) infection is a zoonotic disease with rare reported complications.
  • Endomyocardial fibrosis is a form of heart disease, and its association with T. canis is exceptionally uncommon.
  • Staphylococcus aureus endocarditis is a serious cardiac infection.

Purpose of the Study:

  • To report a rare case of Staphylococcus aureus endocarditis complicating T. canis-induced endomyocardial fibrosis.
  • To describe the epidemiological, pathological, and clinical characteristics of this unusual presentation.
  • To enhance understanding of the potential cardiac manifestations of T. canis infection.

Main Methods:

  • Case report presentation.
  • Review of patient's medical history, diagnostic workup, and treatment.
  • Analysis of epidemiological and clinical data.
  • Pathological examination of cardiac tissue.

Main Results:

  • A patient developed Staphylococcus aureus endocarditis.
  • The endocarditis was identified as a complication of endomyocardial fibrosis.
  • The underlying cause of the endomyocardial fibrosis was attributed to T. canis infection.
  • Detailed epidemiological, pathological, and clinical features of this rare event were documented.

Conclusions:

  • Toxocara canis infection can lead to rare but severe cardiac complications, including endomyocardial fibrosis.
  • Staphylococcus aureus endocarditis represents a significant and infrequent complication in cases of T. canis-related endomyocardial fibrosis.
  • This case underscores the importance of considering parasitic infections in the differential diagnosis of unexplained cardiac conditions.

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