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Staphylococcus cohnii: a case report on an unusual pathogen
A P Fernandes1, T M Perl, L A Herwaldt
1Curray Cabral Hospital, Lisbon, Portugal.
Clinical Performance and Quality Health Care
|March 8, 1996
Summary
Staphylococcus cohnii infections are rare but can occur in immunocompromised patients. Identifying this bacteria to the species level is crucial for effective treatment and source identification.
Area of Science:
- Medical Microbiology
- Infectious Diseases
Background:
- Coagulase-negative staphylococci (CoNS) are significant pathogens in immunocompromised individuals.
- Risk factors include immunosuppression, prosthetic devices, and prolonged hospitalization.
- Staphylococcus cohnii is an underreported cause of human infection.
Observation:
- A case of catheter-related Staphylococcus cohnii bacteremia in a 38-year-old immunosuppressed woman is presented.
- This highlights the potential for S. cohnii to cause serious infections.
Findings:
- Species-level identification of CoNS is essential for accurate diagnosis.
- S. cohnii bacteremia can occur in vulnerable patient populations.
Implications:
- Accurate identification of S. cohnii aids in selecting appropriate antibiotic therapy.
- Clinical laboratories should consider species identification for CoNS in specific cases.
- Cost-containment measures should not compromise essential diagnostic services.