Leishmaniosis: breve puesta al día

M. T. Armua-Fernandez, J. Venzal
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引用次数: 1

Abstract

espanolLa leishmaniosis es un complejo de enfermedades, causadas por protozoarios parasitos del genero Leishmania. Las presentaciones mas tipicas son: leishmaniosis cutanea (LC), leishmaniosis mucocutanea (LMC), y leishmaniosis visceral (LV). Las lesiones y la progresion de cada enfermedad estan dadas por la especie de Leishmania. Estos parasitos son transmitidos por dipteros (flebotomineos). Se han identificado a la fecha, varios generos de flebotomineos, siendo, Phlebotomus (viejo mundo) y Lutzomyia (nuevo mundo) los mas importantes para la transmision de Leishmania spp. Algunas de las especies de Leishmania son exclusivas del viejo mundo, y otras del continente Americano. Sin embargo, la especie mas cosmopolita es L. infanutm, uno de los agente etiologicos mas importantes de leishmaniosis visceral, ya que puede ser transmitida tanto por flebotomineos del viejo como del nuevo mundo. El ciclo de L. infantum involucra a un vector biologico (Lutzomyia longipalpis) y un hospedero vertebrado (en nuestra region, el perro). Tal cual ocurre en humanos, la LV en perros es una enfermedad cronica y multisistemica. El espectro y gravedad de los sintomas varia ampliamente, pudiendose encontrar perros poli, oligo o asintomaticos. El cometido de esta revision bibliografica es abordar diferentes aspectos sobre la epidemiologia y control, tanto de Leishmania infantum como de su vector principal, Lu. longipalpis. Palabras claves: Leishmaniosis visceral, Uruguay, Lutzomyia longipalpis, Leishmania infantum EnglishLeishmaniasis is a complex of diseases caused by parasitic protozoan of genus Leishmania. The typical disease presentations are cutaneous leishmaniasis (CL), mucocutaneous leishmaniasis (MCL) and visceral leishmaniasis (VL). Lesions and progression of each disease vary depending of the Leishmania species. These parasites are transmitted by dipetera (phlebotominae sand flies). Until now, there are several sand fly genera identified, being, Phlebotomus (Old World) and Lutzomyia (New World) the most important for Leishmania spp. transmission. Some of the Leishmania species are exclusive of the Old World, meanwhile others, are for the Americas. However, the most cosmopolitan species is L. infantum, one of the most important etiological agent of VL, since can be transmitted by sand flies of the Old and New World. The life cycle of L. infantum involves a biological vector (Lutzomyia longipalpis) and a vertebrate host (in this region, the dog). Similarly as in humans, VL in dogs is a chronic and multisystemic malaise. Severity and range of symptoms varies, finding poly, oligo and asymptomatic dogs. The aim of this review is to discuss different epidemiological aspects and control of L. infantum as well as its main vector, Lu. longipalpis. Keywords: Visceral leishmaniasis, Uruguay, Lutzomyia longipalpis, Leishmania infantum
利什曼病:简要更新
西班牙利什曼病是由利什曼原虫属寄生虫引起的一种复杂疾病。最典型的表现是皮肤利什曼病(cl)、粘膜皮肤利什曼病(cml)和内脏利什曼病(vl)。每种疾病的病变和进展由利什曼原虫的种类给出。这些寄生虫通过双翅目(白蛉)传播。到目前为止,已经确定了几个白蛉属,其中白蛉属(旧世界)和Lutzomyia属(新世界)是利什曼原虫传播的最重要的属。利什曼原虫的一些物种是旧世界特有的,其他的则来自美洲大陆。然而,最具世界性的物种是L. infanutm,它是内脏利什曼病最重要的病原之一,因为它可以通过旧世界和新世界的白蛉传播。婴儿L.的周期包括一个生物载体(Lutzomyia longipalpis)和一个脊椎动物宿主(在我们的地区,狗)。与人类一样,狗的vl是一种慢性和多系统疾病。症状的范围和严重程度各不相同,可以找到多、少或无症状的狗。本文献综述的目的是探讨婴儿利什曼原虫及其主要病媒Lu的流行病学和控制的不同方面。longipalpis。关键词:内脏利什曼病,乌拉圭,Lutzomyia longipalpis,婴儿利什曼原虫英国利什曼病是由利什曼原虫属寄生原生动物引起的一种复杂疾病。典型的疾病表现为皮肤利什曼病(CL)、粘膜皮肤利什曼病(MCL)和内脏利什曼病(VL)。利什曼原虫是利什曼原虫科的一种。这些寄生虫由双翅目(白蛉亚科沙蝇)传播。= =地理= =根据美国人口普查,这个县的面积为,其中土地面积为,其中土地面积为。= =地理= =根据美国人口普查,该村的总面积为,其中土地和(2.641平方公里)水。然而,最具国际意义的物种是L.婴儿,它是VL最重要的病原之一,因为它可以通过新旧世界的沙蝇传播。= =地理= =根据美国人口普查,这个县的土地面积为,其中土地面积为。同样,as in专论,VL in狗是chronic and multisystemic malaise。= =地理= =根据美国人口普查,这个县的总面积为,其中土地和(2.641平方公里)水。本综述的目的是讨论婴儿乳杆菌及其主要病媒Lu的不同流行病学方面和控制。longipalpis。关键词:内脏利什曼病,乌拉圭,Lutzomyia longipalpis,婴儿利什曼原虫
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