Characteristics of Staphylococcus aureus Infections, Chicago Pediatric Hospital

Abstract

Invasive and skin community-associated (CA)–methicillin-resistant Staphylococcus aureus (MRSA) isolates from children were matched with invasive CA–methicillin-sensitive S. aureus strains during 2000–2004. Isolates were analyzed for presence of Panton-Valentine leukocidin. A USA400 lineage clone (n = 6) and the predominant USA300 lineage clone emerged