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Expanded espectrum betalactamases

María Espino H, Estrella Alvarez V, Angela Zayas T, Rolando Contreras A
The capacity of the DIRAMIC system to detect strains producing extended-spectrum-betalactamase (ESBL) was evaluated through the comparison with two phenotypic confirmatory tests: double-disk synergy test and E-test. Ninety seven clinical isolates of Escherichia coli y Klebsiella spp. previously characterized; not repeated and suspected of being ESBL producers were studied by the three methods. In comparison with E-test and double-disk synergy test, DIRAMIC system showed a sensitivity of 85.7% and 92.7% as well as specificity of 100% and 92...
December 2010: Revista Chilena de Infectología: órgano Oficial de la Sociedad Chilena de Infectología
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