[Incidence and seasonal distribution of methicillin-resistant Staphylococcus aureus in adult outpatients at a clinic in Buenos Aires province: period 2006 to 2011].

In the last decade there was a significant growth of community-acquired methicillin-resistant Staphylococcus aureus (ca-MrSa). We herein describe the annual incidence, seasonal distribution, antimicrobial resistance and phenotypes of MrSa in adult outpatients. From january 2006 to december 2011, 173 strains of S.