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Septicemia and hepatic abscess caused by Pediococcus acidilactici
J M Sire1, P Y Donnio, R Mesnard
1Laboratoire de Bactériologie-Virologie, Centre Hospitalier et Universitaire Pontchaillou, Rennes, France.
Summary
A rare case of Pediococcus acidilactici septicemia occurred after surgery, with the bacteria also found in liver samples. This study details identification methods for this vancomycin-resistant, gram-positive cocci.
Area of Science:
- Medical Microbiology
- Infectious Diseases
- Clinical Case Reports
Background:
- Pediococcus acidilactici is a lactic acid bacterium rarely implicated in human infections.
- Vancomycin resistance in gram-positive cocci presents significant therapeutic challenges.
Observation:
- A patient developed Pediococcus acidilactici septicemia following a surgical procedure.
- The same organism was concurrently isolated from hepatic specimens, suggesting a potential source or dissemination pathway.
Findings:
- The case highlights the diagnostic challenges associated with identifying Pediococcus acidilactici in clinical settings.
- Laboratory methods for the accurate identification of this vancomycin-resistant gram-positive cocci were successfully employed.
Implications:
- This report contributes to the limited literature on Pediococcus acidilactici infections, emphasizing its potential as an opportunistic pathogen.
- Understanding the clinical presentation and laboratory identification of such rare infections is crucial for effective patient management and antimicrobial stewardship.