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Staphylococcus aureus nasal decolonization in joint replacement surgery reduces infection
Donna M Hacek1, William J Robb, Suzanne M Paule
1Evanston Northwestern Healthcare, Evanston, IL, USA. dhacek@enh.org
Clinical Orthopaedics and Related Research
|March 19, 2008
Summary
Preoperative screening and decolonization for Staphylococcus aureus nasal carriers significantly reduced surgical site infections (SSIs) in hip and knee replacement patients. This targeted approach offers a promising strategy to enhance patient safety and prevent post-operative complications.
Area of Science:
- Orthopedic Surgery
- Infectious Disease Control
- Microbiology
Background:
- Surgical site infections (SSIs) caused by Staphylococcus aureus are a significant risk following hip and knee replacement surgeries.
- Staphylococcus aureus nasal carriage is a major risk factor for developing SSIs.
Purpose of the Study:
- To evaluate the effectiveness of a preoperative screening and decolonization program for Staphylococcus aureus nasal carriers in reducing SSIs after hip and knee replacements.
Main Methods:
- Prospective screening of surgical candidates for S. aureus nasal carriage using real-time PCR.
- Preoperative decolonization of identified carriers with mupirocin.
- Comparison of SSI rates in screened and decolonized patients versus control groups.
Main Results:
- Of 912 screened patients, 223 (24.5%) were S. aureus carriers and decolonized. Only 1.3% of these patients developed SSIs.
- Screen-negative patients had a 0.6% SSI rate.
- Control patients (unscreened/undecolonized) had a 1.7% rate of S. aureus SSIs.
Conclusions:
- Preoperative screening for S. aureus nasal carriage followed by mupirocin decolonization is effective in reducing the incidence of SSIs after hip and knee replacement surgery.
- This intervention can significantly improve patient outcomes and reduce healthcare-associated infections.
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