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Rev. méd. hered ; 19(2): 61-67, abr.-jun. 2008. tab
Article in Spanish | LILACS, LIPECS | ID: lil-506765

ABSTRACT

Objetivo: Determinar la sensibilidad antibiótica de cepas de Haemophilus spp aisladas de pacientes pediátricos en unhospital general entre los años 2003 y 2006. Materiales y métodos: Estudio descriptivo retrospectivo en el que seincluyeron cultivos positivos de Haemophilus spp. Se revisaron las historias clínicas de los pacientes de los cuales provenían los cultivos. Resultados: Se encontraron 37 cultivos positivos para Haemophilus spp, entre los cuales se encontró mayor sensibilidad a levofloxacino (100%), ampicilina/sulbactam (92%), carbapenems (95%) y ciprofloxacino (85%). La sensibilidad a los antibióticos más usados contra esta bacteria fue menor: ampicilina (73%), ceftriaxona (77%), cloramfenicol (78%) y azitromicina (62%). Se comparó la resistencia de las cepas que causaron neumonía y meningoencefalitis, encontrándose similar sensibilidad a lo ya presentado. En relación a losfactores asociados a resistencia a antibióticos específicos no se encontró diferencias importantes por tratarse degrupos pequeños, pues de los 37 cultivos, sólo se encontraron 18 historias clínicas. Conclusión: La resistencia a antibióticos de primera línea (ampicilina y cloramfenicol) es baja. Ampicilina/sulbactam es el antibiótico que presentó menor resistencia. Se necesitan estudios más amplios para determinar factores asociados a resistencia.


Objective: To determine the antibiotic sensitivity of Haemophilus spp strains isolated from pediatric patients at ageneral hospital during 2003 to 2006. Material and methods: We conducted a descriptive, retrospective study. Weinclude Haemophilus spp positive cultures, as well as the medical charts of the patients which those cultures wereisolated from. Results: 37 positive cultures were found; the greatest sensitivity was recorded with levofloxacin (100%), ampicillin/sulbactam (92%), carbapenems (95%) and ciprofloxacin (85%). Sensitivity to the most commonly used antibiotics was lower: for ampicillin (73%), for ceftriaxone (77%), for cloramphenicol (78%) and for azithromycin (62%). Comparison of antibiotic resistance between strains which caused pneumonia andmeningoencefalitis was made, and results were similar to those already presented. When looking for associatedfactors to antibiotic resistance, no significant differences were found because of the small groups (only 18 charts of 37 positive cultures were found). Conclusions: The resistance to first-line antibiotics is relatively low. Ampicillin/sulbactam is the antibiotic with less resistance. Bigger studies are needed to determine relevant associated factors.


Subject(s)
Humans , Male , Female , Child, Preschool , Child , Drug Resistance, Bacterial , Haemophilus , Microbial Sensitivity Tests , Epidemiology, Descriptive , Retrospective Studies
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