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Coagulase-negative staphylococci and cloxacillin prophylaxis in pacemaker surgery
Acta Pathologica, Microbiologica, Et Immunologica Scandinavica. Section B, Microbiology
|April 1, 1983
Summary
Cloxacillin prophylaxis in pacemaker surgery reduced infection rates, though it did not eliminate wound bacteria. Bacterial typing aided in diagnosing suspected infections, identifying pathogenic coagulase-negative staphylococci.
Area of Science:
- Infectious Diseases
- Surgical Site Infections
- Antimicrobial Prophylaxis
Background:
- Pacemaker surgery poses a risk of surgical site infections, often caused by coagulase-negative staphylococci.
- Understanding the role of antibiotic prophylaxis and bacterial identification is crucial for patient outcomes.
Purpose of the Study:
- To evaluate the efficacy of cloxacillin prophylaxis in preventing infections during pacemaker surgery.
- To assess the utility of bacterial typing for coagulase-negative staphylococci in diagnosing wound infections.
Main Methods:
- Prospective study involving per- and post-operative wound cultures in patients undergoing pacemaker surgery.
- Bacterial isolates, primarily coagulase-negative staphylococci, were typed using the Kloos and Schleifer scheme.
- Analysis of the prognostic value of per-operative cultures and the diagnostic utility of bacterial typing.
Main Results:
- Cloxacillin prophylaxis significantly lowered the infection rate in the treated group.
- Coagulase-negative staphylococci were the most common isolates; typing proved useful in suspected infection cases.
- Per-operative cultures showed limited prognostic value, while antibiotic prophylaxis did not eradicate susceptible bacteria.
Conclusions:
- Cloxacillin prophylaxis is effective in reducing infection rates following pacemaker surgery.
- Bacterial typing of coagulase-negative staphylococci can aid in identifying pathogenic strains and guiding clinical decisions for suspected infections.