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Meningoencefalitis bacteriana a Streptococcus pneumoniae


 
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Revista Archivo Médico de Camagüey

 ISSN 1025-0255

ESTEVEZ SIERRA, Ingrid; SANCHEN CASAS, Alexis; RODRIGUEZ HEREDIA, Odalys    GARCIA GONZALEZ, Gloria. Meningoencefalitis bacteriana a Streptococcus pneumoniae. []. , 15, 3, pp. 553-565. ISSN 1025-0255.

^les^aFundamento: el Streptococcus pneumoniae ocupa el primer lugar entre las bacterias causales de meningoencefalitis bacteriana desde el año 2000, la cual afecta a niños y adultos con alta letalidad. Objetivo: caracterizar algunos aspectos epidemiológicos y microbiológicos de la meningoencefalitis bacteriana a Streptococcus pneumoniae. Método: se realizó un estudio descriptivo y observacional acerca de la meningoencefalitis bacteriana  a Streptococcus pneumoniae en el laboratorio de microbiología del Centro Provincial de Higiene Epidemiología y Microbiología en el desde el 2000 al 2009. El universo fue de 209 pacientes con meningoencefalitis bacteriana y la muestra de 50 enfermos positivos a Streptococcus pneumoniae. Resultados: el 24,4 % de los pacientes tuvieron Streptococcus pneumoniae. Todas las edades fueron afectadas, especialmente los ancianos con letalidad del 80 %. Hubo 40 % de fallecimientos en niños y 60 % en adultos. El estudio bacteriológico del líquido cefaloraquidio resultó ser la prueba más importante para establecer el diagnóstico de meningoencefalitis bacteriana a Streptococcus pneumoniae. Se detectó el 84 % de cepas resistentes a la penicilina. Conclusiones: los resultados demuestran que se debe extremar la vigilancia de las meningoencefalitis a este germen en población vulnerable ante la elevada letalidad observada en los enfermos positivos a Streptococcus pneumoniae.^len^aBackground: the Streptococcus pneumoniae occupies the first place among the causal bacteria of bacterial meningoencephalitis since the year 2000, which affects children and adults with great lethality. Objective: to characterize some epidemiological and microbiological aspects from the bacterial meningoencephalitis to Streptococcus pneumoniae. Method: a descriptive and observational study on bacterial meningoencephalitis to Streptococcus pneumoniae was performedin the microbiology lab at the Provincial Center of Hygiene Epidemiology and Microbiology from 2000 to 2009. The universe was constituted by 209 patients with bacterial meningoencephalitis and the sample was formed of 50 positive patients to Streptococcus pneumoniae. Results: the 24,4 % of patients had Streptococcus pneumoniae. All the ages were affected, especially the old men with lethality of 80 %. There was 40% of deaths in children and 60 % in adults. The bacteriological study of the cerebrospinal fluid turned out to be the most important test to establish the bacterial meningoencephalitis diagnostic to Streptococcus pneumoniae. The 84% of strains was detected to be resistant to penicillin. Conclusions: results demonstrate that an extreme surveillance should be carried to the meningoencephalitis to this germ in vulnerable population in the face of the great lethality observed in the positive patients to Streptococcus pneumoniae.

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