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Updated: Jul 7, 2026
14:04
Biosensor for Detection of Antibiotic Resistant Staphylococcus Bacteria
Published on: May 8, 2013
Vancomycin-resistant Staphylococcus aureus in the United States, 2002-2006
Dawn M Sievert1, James T Rudrik, Jean B Patel
1Michigan Department of Community Health, Lansing, USA. DSievert@cdc.gov
Summary
Seven cases of vancomycin-resistant Staphylococcus aureus (VRSA) were identified in the US between 2002-2006. Prompt detection and infection control measures prevented further transmission of this multidrug-resistant organism.
Area of Science:
- Infectious Diseases
- Microbiology
- Public Health
Background:
- This study analyzes seven cases of vancomycin-resistant Staphylococcus aureus (VRSA) in the United States from 2002 to 2006.
- It details clinical characteristics, epidemiology, infection control, and microbiologic findings.
Observation:
- Seven VRSA cases were reported across Michigan, Pennsylvania, and New York.
- All isolates were vanA-positive with high-level vancomycin resistance (MIC ≥512 µg/mL).
- Case patients had prior methicillin-resistant S. aureus and enterococcal infections, underlying conditions, and vancomycin exposure.
Findings:
- No person-to-person VRSA transmission was identified beyond the initial case patients.
- Infection control precautions implemented were consistent with established guidelines.
- Prompt laboratory detection and adherence to infection control measures appear effective.
Implications:
- Highlights the importance of rapid diagnostics for vancomycin-resistant Staphylococcus aureus.
- Emphasizes the critical role of infection control in preventing the spread of multidrug-resistant organisms.
- Suggests that established protocols are effective in managing VRSA outbreaks.
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Overview