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      Leptospirosis: Enfermedad Zoonótica Emergente

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          Abstract

          La leptospirosis es un problema de salud pública a nivel mundial, en particular en áreas tropicales y subtropicales y en países en vías de desarrollo. La magnitud del problema es atribuido a las condiciones climáticas y ambientales, pero también al contacto que se tiene con ambientes contaminados por Leptospira, esto se observa en las actividades agrícolas, ganadera, minera, recreacionales, deportivas y condiciones de salubridad en la vivienda. Es una enfermedad potencialmente mortal pero tratable; su espectro clínico va desde la enfermedad asintomático, síntomas mínimos similares a un resfrió común, hepatitis, dengue clásico o pueden ser graves como las fiebres hemorrágicas virales y meningitis. Al ser frecuente en zonas tropicales donde confluyen otras infecciones como el dengue, tienden a confundirse sus cuadros clínicos, siendo generalmente subdiagnósticada, sin embargo estudios recientes han demostrado su importancia en la salud pública. Los nuevos y menos complicados métodos de diagnóstico se han desarrollado en años recientes, permitiendo que la infección sea identificada en campo sin la necesidad de tener laboratorios tan sofisticados. La falta de disponibilidad de una vacuna que proteja contra todos los serovares de leptospiras hace que la prevención hasta ahora dependa de la implantación de medidas de saneamiento. En esta revisión se brinda información sobre aspectos relacionados a la bacteria, epidemiología, reservorios, transmisión, patogenia, clínica, diagnóstico y manejo de la leptospirosis.

          Translated abstract

          Leptospirosis is a public health problem all over the world, particularly in tropical and subtropical areas, as well as in developing countries. The high prevalence of this disease is attributed to weather and environmental conditions, but it also occurs because of contact with contaminated environments, particularly in relation to agricultural, farming, mining, recreational, and sport activities, as well as unhealthy conditions in households. Leptospirosis is a potentially lethal but treatable disease; its clinical spectrum goes from an asymptomatic disease or a condition with minimal symptoms resembling common cold, viral hepatitis, or classic dengue fever, to a severe disease with the same presentation as that of hemorrhagic viral fevers and meningitis. Since leptospirosis is frequent in tropical areas where other infectious diseases, such as dengue fever, its clinical manifestations tend to overlap with those of other conditions, and it is frequently misdiagnosed; however, recent studies have shown that leptospirosis is an important public health problem. New and easy-to-use diagnostic methods have been developed in recent years, so that the infection is now identified in the field without the need for sophisticated laboratory equipment. Since no vaccine is available, prevention depends upon appropriate sanitation measures. In this review we present information with respect to the causative microorganism, as well as considering epidemiology, reservoirs, transmission, pathophysiology, clinical features, diagnosis, and management of leptospirosis.

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          Leptospirosis

          Leptospirosis is a worldwide zoonotic infection with a much greater incidence in tropical regions and has now been identified as one of the emerging infectious diseases. The epidemiology of leptospirosis has been modified by changes in animal husbandry, climate, and human behavior. Resurgent interest in leptospirosis has resulted from large outbreaks that have received significant publicity. The development of simpler, rapid assays for diagnosis has been based largely on the recognition that early initiation of antibiotic therapy is important in acute disease but also on the need for assays which can be used more widely. In this review, the complex taxonomy of leptospires, previously based on serology and recently modified by a genotypic classification, is discussed, and the clinical and epidemiological value of molecular diagnosis and typing is also evaluated.
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            Leptospirosis

            La leptospirosis humana es una zoonosis con amplia distribución mundial. Es una enfermedad febril aguda, causada por bacterias del género Leptospira, que infectan a varios animales domésticos y silvestres, los que frecuentemente se transforman en portadores asintomáticos. El hombre se puede infectar al contacto con agua contaminada con la orina de estos animales. En Costa Rica se considera una enfermedad endémica por lo que su conocimiento es de gran importancia. El propósito de este trabajo es presentar un caso de un masculino fallecido a consecuencia de leptospirosis, y comparar las manifestaciones clínicas y los hallazgos de la autopsia con lo mencionado en la literatura sobre leptospirosis.
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              Author and article information

              Journal
              rins
              Revista Peruana de Medicina Experimental y Salud Publica
              Rev. perú. med. exp. salud publica
              Instituto Nacional de Salud (Lima, , Peru )
              1726-4634
              October 2005
              : 22
              : 4
              : 290-307
              Affiliations
              [01] Lima orgnameInstituto Nacional de Salud. orgdiv1Centro Nacional de Salud Pública orgdiv2Laboratorio de Leptospiras Perú
              Article
              S1726-46342005000400008 S1726-4634(05)02200408
              b5b19fb2-52d1-4089-a382-36447bf4be63

              This work is licensed under a Creative Commons Attribution-NonCommercial 4.0 International License.

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              Page count
              Figures: 0, Tables: 0, Equations: 0, References: 1, Pages: 18
              Product

              SciELO Peru

              Self URI: Texto completo solamente en formato PDF (ES)
              Categories
              Artículo de Revisión

              Leptospirosis,Leptospira,Revisión,Salud Pública,Review,Public Health

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