Phenotypic detection of metallo-ß-lactamases in Pseudomonas aeruginosa and Acinetobacter baumannii isolated from hospitalized patients in São Luis, State of Maranhão, Brazil.
Rev Soc Bras Med Trop
; 46(4): 506-9, 2013.
Article
em En
| MEDLINE
| ID: mdl-23982101
INTRODUCTION: Acquired metallo-ß-lactamases (MßL) are emerging determinants of resistance in Pseudomonas aeruginosa and Acinetobacter baumannii. The objectives of this study were to phenotypically detect MßL in imipenem-resistant P. aeruginosa and A. baumannii, to investigate the association between MßL-positive strains and hospitals, and to compare the resistance profiles of MßL-producing and non-MßL-producing strains. METHODS: The approximation disk and combined disk assay methods were used in this study. RESULTS: A total of 18 (38.3%) P. aeruginosa isolates and 1 (5.6%) A. baumannii isolate tested positive for the presence of MßL. CONCLUSIONS: These results demonstrate the need for strict surveillance and for the adoption of preventive measures to reduce the spread of infection and potential outbreaks of disease caused by MßL-producing microorganisms.
Texto completo:
1
Coleções:
01-internacional
Base de dados:
MEDLINE
Assunto principal:
Pseudomonas aeruginosa
/
Beta-Lactamases
/
Resistência beta-Lactâmica
/
Acinetobacter baumannii
Tipo de estudo:
Diagnostic_studies
Limite:
Humans
País/Região como assunto:
America do sul
/
Brasil
Idioma:
En
Revista:
Rev Soc Bras Med Trop
Ano de publicação:
2013
Tipo de documento:
Article
País de publicação:
Brasil