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Antimicrobial resistance in Enterobacteriaceae in Brazil: focus on -lactams and polymyxins

Luiz Mello Sampaio, Jorge; Cristina Gales, Ana.
Braz. J. Microbiol.; 47(supl.1): 31-37, Dez. 2016. tab
Artigo em Inglês | VETINDEX | ID: vti-24765

Resumo

During the last 30 years there has been a dissemination of plasmid-mediated -lactamases in Enterobacteriaceae in Brazil. Extended spectrum -lactamases (ESBL) are widely disseminated in the hospital setting and are detected in a lower frequency in the community setting. Cefotaximases are the most frequently detected ESBL type and Klebsiella pneumoniae is the predominant species among ESBL producers. Klebsiella pneumoniae carbapenemase-producing Enterobacteriaceae became widely disseminated in Brazil during the last decade and KPC production is currently the most frequent resistance mechanism (96.2%) in carbapenem resistant K. pneumoniae. To date KPC-2 is the only variant reported in Brazil. Polymyxin B resistance in KPC-2-producing K. pneumoniae has come to an alarming rate of 27.1% in 2015 in São Paulo, the largest city in Brazil. New Delhi metallo--lactamase was detected in Brazil in 2013, has been reported in different Brazilian states but are not widely disseminated. Antimicrobial resistance in Enterobacteriaceae in Brazil is a very serious problem that needs urgent actions which includes both more strict adherence to infection control measures and more judicious use of antimicrobials.(AU)
Biblioteca responsável: BR68.1
Localização: BR68.1