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Methicillin-resistant Staphylococcus aureus isolated from an intensive care unit in Minas Gerais, Brazil, over a six-year period
Nascimento, Thiago C; Diniz, Cláudio G; Silva, Vânia L; Ferreira-Machado, Alessandra B; Fajardo, Marina O; de Oliveira, Tamara Lopes R; Ferreira, Dennis de C; Cavalcante, Fernanda S; Santos, Kátia R Netto dos.
  • Nascimento, Thiago C; Universidade Federal de Juiz de Fora. Departamento de Parasitologia, Microbiologia e Imunologia. Juiz de Fora. BR
  • Diniz, Cláudio G; Universidade Federal de Juiz de Fora. Departamento de Parasitologia, Microbiologia e Imunologia. Juiz de Fora. BR
  • Silva, Vânia L; Universidade Federal de Juiz de Fora. Departamento de Parasitologia, Microbiologia e Imunologia. Juiz de Fora. BR
  • Ferreira-Machado, Alessandra B; Universidade Federal do Triângulo Mineiro. Departamento de Microbiologia, Imunologia e Parasitologia. Uberaba. BR
  • Fajardo, Marina O; Universidade Federal de Juiz de Fora. Departamento de Parasitologia, Microbiologia e Imunologia. Juiz de Fora. BR
  • de Oliveira, Tamara Lopes R; Universidade Federal do Rio de Janeiro. Instituto de Microbiologia Paulo de Góes. Rio de Janeiro. BR
  • Ferreira, Dennis de C; Universidade Veiga de Almeida. Rio de Janeiro. BR
  • Cavalcante, Fernanda S; Universidade Federal do Rio de Janeiro. Macaé. BR
  • Santos, Kátia R Netto dos; Universidade Federal do Rio de Janeiro. Instituto de Microbiologia Paulo de Góes. Rio de Janeiro. BR
Braz. j. infect. dis ; 22(1): 55-59, Jan.-feb. 2018. tab
Article in English | LILACS | ID: biblio-1039208
ABSTRACT
ABSTRACT To characterize methicillin-resistant Staphylococcus aureus isolates from an intensive care unit of a tertiary-care teaching hospital, between 2005 and 2010. A total of 45 isolates were recovered from patients admitted to the intensive care unit in the study period. Resistance rates higher than 80% were found for clindamycin (100%), erythromycin (100%), levofloxacin (100%), azithromycin (97.7%), rifampin (88.8%), and gentamycin (86.6%). The SCCmec typing revealed that the isolates harbored the types III (66.7%), II (17.8%), IV (4.4%), and I (2.2%). Four (8.9%) isolates carried non-typeable cassettes. Most (66.7%) of the isolates were related to the Brazilian endemic clone from CC8/SCCmec III, which was prevalent (89.3%) between 2005 and 2007, while the USA100/CC5/SCCmec II lineage emerged in 2007 and was more frequent in the last few years. The study showed high rates of antimicrobial resistance among methicillin-resistant S. aureus isolates and the replacement of Brazilian clone, a well-established hospital lineage, by the USA100 in the late 2000s, at the intensive care unit under study.
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Full text: Available Index: LILACS (Americas) Main subject: Intensive Care Units Limits: Adult / Aged / Aged80 / Female / Humans / Male Country/Region as subject: South America / Brazil Language: English Journal: Braz. j. infect. dis Journal subject: Communicable Diseases Year: 2018 Type: Article Affiliation country: Brazil Institution/Affiliation country: Universidade Federal de Juiz de Fora/BR / Universidade Federal do Rio de Janeiro/BR / Universidade Federal do Triângulo Mineiro/BR / Universidade Veiga de Almeida/BR

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Full text: Available Index: LILACS (Americas) Main subject: Intensive Care Units Limits: Adult / Aged / Aged80 / Female / Humans / Male Country/Region as subject: South America / Brazil Language: English Journal: Braz. j. infect. dis Journal subject: Communicable Diseases Year: 2018 Type: Article Affiliation country: Brazil Institution/Affiliation country: Universidade Federal de Juiz de Fora/BR / Universidade Federal do Rio de Janeiro/BR / Universidade Federal do Triângulo Mineiro/BR / Universidade Veiga de Almeida/BR