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Native valve endocarditis due to Enterococcus hirae.

Claire Poyart1, Thierry Lambert, Philippe Morand

  • 1Laboratoire Mixte Pasteur-Necker de Recherche sur les Streptocoques et Streptococcies, Faculté de Médecine Necker-Enfants Malades, 75730 Paris Cedex 15, France. poyart@necker.fr

Journal of Clinical Microbiology
|June 29, 2002
PubMed
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Enterococcus hirae rarely causes infections. This report details the first documented case of aortic-valve endocarditis in a 72-year-old man, highlighting a rare clinical presentation of this bacterium.

Area of Science:

  • Infectious Diseases
  • Cardiology
  • Microbiology

Background:

  • Enterococcus hirae is an uncommon pathogen identified in clinical settings.
  • Native aortic-valve endocarditis is a serious cardiac infection.
  • Previous literature has not documented endocarditis caused by Enterococcus hirae.

Observation:

  • A 72-year-old male patient presented with symptoms indicative of endocarditis.
  • Enterococcus hirae was identified as the causative agent in this patient's aortic-valve endocarditis.
  • The patient had a native aortic valve, making the infection site specific.

Findings:

  • This case represents the first reported instance of endocarditis specifically attributed to Enterococcus hirae.
  • The successful identification of Enterococcus hirae in a native aortic valve endocarditis case expands the known spectrum of this organism's pathogenicity.

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  • The clinical presentation and microbiological findings are detailed.

    • Implications:

    • This case underscores the importance of considering Enterococcus hirae in the differential diagnosis of endocarditis, even when rare.
    • Further research may be warranted to understand the virulence factors and treatment strategies for Enterococcus hirae endocarditis.
    • Clinicians should be aware of this organism's potential to cause severe infections like native aortic-valve endocarditis.