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[Non bullous impetigo: streptococcal or staphylococcal?]
1Service de Dermatologie, Centre Hospitalier Universitaire de Liège.
Revue Medicale De Liege
|November 24, 2004
Summary
Non bullous impetigo, a common pediatric skin infection, is increasingly caused by antibiotic-resistant Staphylococcus aureus. Early 1980s data showed Group A beta-hemolytic streptococcus as predominant, but current trends indicate a shift, necessitating updated treatment strategies.
Area of Science:
- Dermatology
- Microbiology
- Pediatrics
Context:
- Non bullous impetigo is a prevalent bacterial skin infection in children.
- Staphylococcus aureus has been the dominant pathogen for two decades, found in 80% of lesions.
- Group A beta-hemolytic streptococcus, previously predominant, is now isolated in only 3% of cases alone.
Purpose:
- To analyze the changing etiologic landscape of non bullous impetigo.
- To highlight the increasing prevalence of Staphylococcus aureus and its resistance patterns.
- To underscore the need for effective treatment strategies in pediatric impetigo.
Summary:
- Staphylococcus aureus is the primary cause of non bullous impetigo in children, isolated in 80% of lesions.
- Group A beta-hemolytic streptococcus, once dominant, is now less common, appearing alone in 3% of cases.
- A concerning rise in antibiotic resistance among staphylococci necessitates careful treatment selection.
Impact:
- Informs clinical practice regarding appropriate antibiotic selection for pediatric impetigo.
- Highlights the evolving epidemiology of common childhood infections.
- Emphasizes the importance of monitoring antibiotic resistance in staphylococcal infections.