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Erysipelothrix rhusiopathiae endocarditis and presumed osteomyelitis.
M Romney1, S Cheung, V Montessori
1Division of Medical Microbiology, Department of Pathology and Laboratory Medicine;
Summary
Erysipelothrix rhusiopathiae can cause rare invasive infections like endocarditis and osteomyelitis. This bacterium shows vancomycin resistance, necessitating rapid identification to guide treatment.
Area of Science:
- Infectious Diseases
- Microbiology
- Clinical Medicine
Background:
- Erysipelothrix rhusiopathiae infections typically occur after exposure to contaminated organic matter or animals.
- Invasive Erysipelothrix rhusiopathiae infections are uncommon, with infective endocarditis being the primary manifestation.
Observation:
- This report details a rare case of Erysipelothrix rhusiopathiae endocarditis with concurrent presumptive osteomyelitis.
- The organism demonstrated intrinsic resistance to vancomycin.
Findings:
- Erysipelothrix rhusiopathiae presents a diagnostic challenge due to its unusual invasive potential and intrinsic vancomycin resistance.
- Accurate and rapid identification of Erysipelothrix rhusiopathiae is crucial for effective treatment of endocarditis.
Implications:
- Empirical vancomycin treatment for endocarditis may be inappropriate in cases of suspected Erysipelothrix rhusiopathiae infection.
- Clinical suspicion and prompt laboratory differentiation are vital for managing Erysipelothrix rhusiopathiae endocarditis and osteomyelitis.
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