Absceso cerebral: Una revisión de la literatura

2021 
espanolIntroduccion: El absceso cerebral se define como un proceso supurativo focal del parenquima cerebral, que, a pesar de su incidencia relativamente baja, constituye un problema de salud mundial, por su alta morbimortalidad y carga economica para el sistema de salud. Afortunadamente, la mortalidad por esta causa ha disminuido notoriamente gracias a la introduccion de los estudios de imagenes que permiten hacer un diagnostico temprano y un tratamiento oportuno. Objetivo: Revisar los conceptos de epidemiologia, etiologia, fisiopatologia, diagnostico, tratamiento y complicaciones del absceso cerebral segun la evidencia actual disponible. Metodologia: Las referencias se identificaron mediante la busqueda en las diferentes bases de datos: PubMed, MEDLINE, EBSCO host, SCIENCE DIRECT, OvidSP y en las plataformas de las Revistas Lancet y New England Journal of Medicine. La busqueda se limito a los idioma ingles y espanol, publicados en los ultimos 10 anos, sin embargo, se anadieron algunos articulos que sobrepasan este periodo, pero que son claves para el tema tratado. Resultados: Se recolectaron 148 articulos, de los cuales para la redaccion del documento se usaron 33 articulos a conveniencia, incluyendose articulos de revision, metaanalisis y articulos originales. Conclusiones: El absceso cerebral es una enfermedad potencialmente mortal, cuyo pronostico depende de un diagnostico y manejo tempranos con intervencion de un equipo multidisciplinario. Las manifestaciones clinicas suelen ser inespecificas por lo que la identificacion de la entidad depende de estudios de neuroimagen. Finalmente, el tratamiento asocia manejo medico con antibioticoterapia e intervencion neuroquirurgica para drenaje del foco. EnglishIntroduction: Brain abscess is defined as a focal suppurative process of the brain parenchyma, which, despite its relatively low incidence, constitutes a global health problem, due to its high morbidity and mortality and economic burden for the health system. Fortunately, the mortality of this disease has greatly decreased thanks to the introduction of imaging studies that allow early diagnosis and timely treatment. Objective: To review the concepts of epidemiology, etiology, pathophysiology, diagnosis, treatment and complications of brain abscess according to the current available evidence. Methodology: References were identified by searching in the following databases: PubMed, MEDLINE, EBSCOhost, SCIENCE DIRECT, OvidSP and on the Lancet and New England Journal of Medicine platforms. The search was limited to articles in the English and Spanish languages, published in the last 10 years; However, some that exceed this period were added due to their key role in the topic discussed. Results: 148 articles were collected, out of which, 33 were used at will for the drafting of the document, including review articles, meta-analysis and original articles. Conclusions: Brain abscess is a life-threatening disease; whose prognosis depends on an early diagnosis and management with the intervention of a multidisciplinary team. The clinical manifestations are usually nonspecific, so the identification of the entity depends on neuroimaging studies. Finally, the treatment associates medical management with antibiotic therapy and neurosurgical intervention to drain the focus.
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