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1.
Rev. cient. (Guatem.) ; 29(2)21 de oct. 2020.
Article in Spanish, English | LILACS-Express | LILACS | ID: biblio-1123354

ABSTRACT

En salud pública a nivel mundial, la producción de carbapenemasas es actualmente el mayor problema de resistencia antimicrobiana. El objetivo de este estudio fue caracterizar las carbapenemasas en enterobacterias en pacientes que acudieron al Hospital General San Juan de Dios de la ciudad de Guatemala y determinar servicios hospitalarios y tipos de muestras más frecuentes. Se usaron datos de 2014 y 2015 del área de bacteriología del hospital; se realizó una revisión sistemática, selección, ordenamiento y cálculo de frecuencias y porcentajes. En 2014, 165/165 (100 %) de las carbapenemasas fueron de tipo metalo-ß-lactamasas (MBL); en 2015, 90/118 (76 %) MBL y 28/118 (24 %) Klebsiella pneumoniae carbapenemasa (KPC). Klebsiella pneumoniae fue la enterobacteria productora de carbapenemasas (CPE) aislada con más frecuencia, 134/165 (81 %) en 2014 y 82/118 (69 %) en 2015. En 2014 la unidad de cuidados intensivos de neonatos obtuvo el mayor porcentaje de aislamientos de CPE, 30/165 (18 %); en 2015, medicina de hombres fue el servicio con el mayor porcentaje de CPE, 13/118 (11 %). El tipo de muestra más frecuente en 2014 fue sangre, 67/165 (41 %); en el 2015 fue orina, 31/118 (26 %). Los resultados evidencian la persistencia de carbapenemasas tipo MBL y la aparición de nuevos tipos, específicamente carbapenemasas tipo KPC, que destacan la necesidad de actuar urgentemente ante el riesgo que suponen para la salud de la población.


In public health worldwide, carbapenemase production is currently the biggest problem of antimicrobial resistance. The objective of this study was to characterize carbapenemases in Enterobacteriaceae of patients who attended the San Juan de Dios General Hospital in Guatemala City and to determine hospital services and types of samples more frequent. Data from 2014 and 2015 of the bacteriology department of the hospital were used; a systematic review, selection, ordering and calculation of frequencies and percentages was conducted. In 2014, 165/165 (100 %) of the carbapenemases were metallo-ß-lactamases (MBL); in 2015, 90/118 (76 %) MBL and 28/118 (24 %) Klebsiella pneumoniae carbapenemase (KPC). Klebsiella pneumoniae was the carbapenemases-producing Enterobacteriaceae (CPE) most frequently isolated, 134/165 (81 %) in 2014 and 82/118 (69 %) in 2015. In 2014 the neonatal intensive care unit obtained the highest percentage in CPE, 30/165 (18 %); in 2015, men's medicine was the service with the highest percentage of carbapenemases, 11/138 (11 %). The most frequent type of sample in 2014 was blood, 67/165 (41 %). In 2015 it was urine, 31/118 (26 %). The results obtained highlight the persistence of MBL-type carbapenemases and the appearance of new types of carbapenemases, specifically KPC. These results underline the need to act urgently in Guatemala in the face of the problems that carbapenemases-producing Enterobacteriaceae pose for the health of the population.

2.
J. bras. patol. med. lab ; 46(5): 365-367, out. 2010.
Article in Portuguese | LILACS | ID: lil-562931

ABSTRACT

A resistência aos carbapenems entre as bactérias não fermentadoras de glicose é comumente descrita. Porém, os relatos de resistência aos carbapenems em enterobactérias ainda são fatos isolados. Neste relato de caso, descrevemos um caso de infecção generalizada por Serratia marcescens carreadora de gene blaKPC. No Brasil, já foram relatados casos de isolados de Klebsiella pneumoniae e Escherichia coli carreando gene blaKPC, ficando evidente a emergência desse tipo de carbapenemase e sua disseminação entre espécies diferentes de enterobactérias em nosso país.


Carbapenem resistance among Gram-negative non fermentative bacteria is widely known, whereas carbapenem resistance among Enterobacteriaceae is rare. In this study we describe a case of sepsis caused by Serratia marcescens carrying blaKPC gene. In Brazil, cases of KPC have been reported in Klebsiella pneumoniae and Escherichia coli, which shows the emergence of this kind of carbapenemase and its dissemination among different species of Enterobacteriaceae in our country.

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