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Bacteriemia nosocomial: epidemiología y situación actual de resistencias a antimicrobianos / Nosocomial bacteremia: epidemiology and current antimicrobial drugs resistances
Cobo Martínez, F; Manchado Mañas, P.
Affiliation
  • Cobo Martínez, F; Hospital Universitario Carlos Haya. Málaga. España
  • Manchado Mañas, P; Hospital Universitario Carlos Haya. Málaga. España
Rev. clín. esp. (Ed. impr.) ; 205(3): 108-112, mar. 2005. tab
Article in Es | IBECS | ID: ibc-036999
Responsible library: ES1.1
Localization: ES1.1 - BNCS
RESUMEN
La bacteriemia nosocomial es una causa importante de morbilidad y mortalidad. Se está observando un cambio en la distribución de sus agentes causales, así como un incremento en las resistencias a algunos antimicrobianos. Hemos analizado 600 episodios de bacteriemias significativas durante el año 2002, estudiando las resistencias a antimicrobianos y algunos aspectos epidemiológicos. Las bacteriemias causadas por grampositivos fueron el 57%, mientras que las producidas por gramnegativos fueron el 46,1%. Los tres microorganismos más frecuentemente aislados fueron Staphylococcus epidermidis, Escherichia coli y Staphylococcus aureus. En S. aureus se observó una resistencia baja a oxacilina (10,3%). Streptococcus pneumoniae con sensibilidad disminuida a la penicilina supuso el 49,9%. No se observó resistencia de los microorganismos grampositivos a vancomicina/teicoplanina. Para E. coli y Klebsiella pneumoniae se obtuvo baja prevalencia de cepas productoras de ß-lactamasa de espectro ampliado. Existen diferencias en la epidemiología de las bacteriemias a nivel regional, siendo necesarios continuos programas de vigilancia y monitorización de las resistencias a antimicrobianos localmente
ABSTRACT
Nosocomial bacteremia is a major cause of morbidity and mortality. A change is being observed in the distribution of its causative agents, as well as an increase in the resistances to some antimicrobial drugs. We have analyzed 600 significant bacteremia episodes during the year 2002, studying the resistances to antimicrobial drugs and some epidemiological aspects. Bacteremias caused by gram-positive were 57%, while the ones caused by gram-negative were 46.1%. The three microorganisms more frequently isolated were Staphylococcus epidermidis, Escherichia coli and Staphylococcus aureus. In S. aureus low resistance to oxacillin (10.3%) was observed. Streptococcus pneumoniae with lower sensitivity to penicillin was observed in 49.9%. Resistance of gram-positive microorganisms to vancomycin/teicoplanin was not observed. E. coli and Klebsiella pneumoniae showed low prevalence of expanded spectrum ß-lactamase strains. There are differences in epidemiology of bacteremias at regional level, and continuous local programs for monitoring resistances to antimicrobial drugs are needed
Subject(s)
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Collection: National databases / Spain Database: IBECS Main subject: Cross Infection / Bacteremia / Drug Resistance, Bacterial Type of study: Risk factors / Screening study Limits: Humans Country/Region as subject: Europa Language: Spanish Journal: Rev. clín. esp. (Ed. impr.) Year: 2005 Document type: Article Institution/Affiliation country: Hospital Universitario Carlos Haya/España
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Collection: National databases / Spain Database: IBECS Main subject: Cross Infection / Bacteremia / Drug Resistance, Bacterial Type of study: Risk factors / Screening study Limits: Humans Country/Region as subject: Europa Language: Spanish Journal: Rev. clín. esp. (Ed. impr.) Year: 2005 Document type: Article Institution/Affiliation country: Hospital Universitario Carlos Haya/España
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