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1.
Ces med. vet. zootec ; 7(1): 73-86, ene.-jun. 2012.
Article in Spanish | LILACS | ID: lil-657185

ABSTRACT

This article presents results of an anthropological research project that was carried out in the municipality ofRionegro in the department of Antioquia, Colombia. The disease caused by hepatic fasciola, a parasite native toEurope, and is now present on every continent and is considered to be the pathogenic disease with the greatestlatitudinal, longitudinal, and altitudinal distribution. There are no specific observable symptoms in infected animals that allow a diagnosis, which must be done in veterinary laboratories, which is scarcely ever the case given that thedisease rarely causes death. Through the use of ethnographic methods the researchers accessed various interlocutors linked to the pecuary field, which relayed their interpretations about bovine fasciolosis and about the common practices dealing with it ranging from lay knowledge to dialogues with expert and professional understanding. Thetext illustrates the therapeutic itinerary that is undertaken when certain changes in behavior and appearance areperceived, it describes the course of action that is followed in order to restore the animals’ health, and it considers the decisions that livestock farmers take when cures fail, all of which are the result of the fact that it is not mandatory to declare bovine fasciolosis. Academics in the field of national veterinary medicine who research the basic aspects related to the parasite’s life cycle are not familiar with the lay knowledge produced about this disease. An analysis of this knoweldge could contribute to the design of control strategies given that it presents in detail the doubts anduncertainties that have historically surrounded fasciolosis. The tendency to conceive it as a “new” disease, and the scarce attention that it has received in comparison with other livestock diseases that are well-defined in sanitation plans work against the control and prevention of fasciolosis in social practices of bovine livestock management inthe area under study.


Se presentan resultados de una investigación antropológica realizada en el municipio de Rionegro, departamentode Antioquia, Colombia. La enfermedad ocasionada por Fasciola hepatica, un parásito originario de Europa, seencuentra en la actualidad en todos los continentes y es considerada la enfermedad patogénica transmitida porvectores de mayor distribución latitudinal, longitudinal y altitudinal. En los animales infectados no se observansíntomas específicos que faciliten el diagnóstico, este debe hacerse en un laboratorio veterinario, al que en muypocas ocasiones se recurre, debido a que la dolencia rara vez causa la muerte. Mediante el método etnográfico los investigadores accedieron a diferentes interlocutores ligados al ámbito pecuario que expresan sus interpretaciones acerca de la fasciolosis bovina y de las prácticas corrientes para enfrentarla desde el conocimiento lego, en diálogo con el conocimiento profesional o experto. El texto ilustra el itinerario terapéutico iniciado al percibir ciertos cambios en el comportamiento y en el aspecto de los animales, describe el curso de acción para restituír la salud de éstos y se detiene en las decisiones que toman los ganaderos ante el fracaso de la cura, todo ello a expensas de que la fasciolosis bovina no constituye una enfermedad de declaración obligatoria.


No presente artigo apresentam-se resultados de uma pesquisa antropológica no município de Rionegro, departamentoou província de Antioquia, Colômbia. A doença produzida pela fasciola hepatica, um parasita originário da Europa,encontra-se atualmente em todos os continentes, sendo considerada uma doença patogênica transmitida por vetores de maior distribuição latitudinal, longitudinal e altitudinal. Nos animais infetados não se observam sintomas específicosque facilitem o diagnóstico, sendo que este dever ser realizado em um laboratório veterinário. Contudo, o diagnóstico é feito com pouca frequência devido a que a doença raramente causa a morte. Mediante o método etnográfico, ospesquisadores entraram em contato com diferentes interlocutores ligados ao âmbito pecuário que expressam suasinterpretações acerca da fasciolose bovina e das práticas mais comuns para enfrentá-la a partir de um conhecimentoleigo que dialoga com o conhecimento profissional ou especializado. Isto tudo à custa do fato de a fasciolose bovina não constituir uma doença que deva ser declarada. Os acadêmicos, no âmbito da medicina veterinária na Colômbia,conhecem os aspectos básicos relacionados com o ciclo de vida do parasita, mas não estão familiarizados como o conhecimento leigo da doença. Um olhar a partir deste aspecto poderia contribuir para a criação de estratégias de controle visto que apresenta, para um público mais amplo, um mundo de dúvidas e incertezas que foi construídohistoricamente em torno da fasciolose. A tendência a concebê-la como uma doença “nova” e a pouca atenção dada,quando comparada com outras doenças do gado definidas nos programas e planos da saúde pública, desfavorecemo controle a prevenção da fasciolose nas práticas sociais de manejo do gado bovino observadas na área de estudo.


Subject(s)
Animals , Anthropology, Cultural/methods , Anthropology/ethics , Anthropology/methods , Fasciola hepatica , Fasciola/parasitology , Parasitology/ethics , Cattle/parasitology , Cattle , Animal Diseases/parasitology
2.
Journal of the Egyptian Society of Parasitology. 2010; 40 (2): 311-320
in English | IMEMR | ID: emr-113052

ABSTRACT

A cross sectional study was conducted on randomly selected 161 apparently healthy immigrant workers in Dammam City, with ages ranged between 21 to years. A required data were taken via a designed questionnaire and stool samples were collected and examined microscopically by direct wet mount [saline and iodine stained smears] and by formalin ether concentration sedimentation technique. The results showed 99/161 [55.3%] suffered parasitosis. These are in a descending order they were E. histolytica [50.5%], Giardia lamblia [38.8%], Enterobius. vermicularis [12.1%], Entamaeba coli [12.1%], Trichuris trichiura [11.1%], Hymenolepis. nana [11.1%], Schisto-soma haematobiumn [10.1%], A. scaris lumbricoides [9.09%], S. mansosoni [7.07%], Dicrocelium dendriticum [5.05%], and Fasciola species [3.03%]. On the other hand, 72 [44.7%] of the immigrant workers were Toxoplasma gondii ELISA-IgG positive. The intervention programs including health education, strict supervision of health authorities on immigrant workers as well as environmental sanitation are required


Subject(s)
Humans , Male , Female , Parasitic Diseases/blood , Schistosoma mansoni/parasitology , Entamoeba histolytica/parasitology , Giardia lamblia/parasitology , Fasciola/parasitology
3.
Southeast Asian J Trop Med Public Health ; 2004 Sep; 35(3): 535-9
Article in English | IMSEAR | ID: sea-32553

ABSTRACT

The rate of ingestion of Fasciola normal metacercariae (NMc) encysted on plants by Lymnaea ollula was examined, and the infectivity of the ingested metacercariae (IMc) in the feces of the host snail to mice was studied. As a result of ingestion by snails, the metacercarial outer cyst disappeared in about 50% of IMc in feces. There was no significant difference in the liver juvenile recovery at autopsy between mice inoculated with NMc and IMc kinds of metacercariae. Compared with NMc, the number of IMc could more easily be counted, because the separation of IMc from fecal contents under a microscope was not laborious.


Subject(s)
Animals , Cattle/parasitology , Disease Reservoirs , Fasciola/parasitology , Feces/parasitology , Gallbladder/parasitology , Host-Parasite Interactions , Lymnaea/parasitology , Mice/parasitology , Oryza/parasitology , Zoonoses
4.
Journal of the Egyptian Society of Parasitology. 1999; 29 (3): 687-696
in English | IMEMR | ID: emr-51178

ABSTRACT

Population density of Lymnaea natalensis and L. columella and their natural infection with Fasciola gigantica were followed in two water bodies in Abou-Rawash area, Giza Governorate over two years. L. natalensis snails were more abundant during December- February, while L. columella snails had high density during autumn. According to the snail size, it was found that the reproduction of the two vector snails occurred in summer and early autumn. Fasciola was presented in 0.6 and 2.0% of the examined L. natalensis and L. columella snails, respectively. A high prevalence of F. gigantica in L. columella snails occurred in summer and early autumn, while their presence in L. natalensis was irregular. Naturally infected Lymnaea snails, with Fasciola, are usually of large size [>10 mm] of a given population sample


Subject(s)
Fascioliasis/transmission , Fasciola/parasitology , Snails/pathogenicity , Snails/parasitology , Lymnaea/pathogenicity
5.
Arequipa; UNSA; sept. 1995. 63 p. ilus.
Thesis in Spanish | LILACS | ID: lil-191998

ABSTRACT

Se realizó un estudio retrospectivo, descriptivo y transversal de Distomatosis mediante la revisión de historias clínicas. Se encontraron 79 casos de Distomatosis Hepática, al revisar 526 historias clínicas cuyo egreso se relacionaba a probable cuadro de Distomatosis. Se siguió los criterios diagnósticos estipulados por Montes(7), Montes, Apaza y Lopera(9) y ratificados por Picoaga(53). En cuanto a la epidemiología, se encontró que el grupo etáreo predominante en nuestro estudio fue el de 20 a 39 años; en lo referente a la ingesta vegetal, la lechuga y el llantén fue la más frecuente; así mismo se encontró que no hay diferencia estadísticamente significativas con relación al sexo(p=0,18). El cuadro clínico estuvo dado fundamentalmente por dolor abdominal tipo cólico, localizado y objetivado con mayor frecuencia en hipocondrio derecho, seguido de hepatomegalia y síntomas de orden general. Se encontró complicaciones de esta parasitosis en fase de invasión, como ruptura hepática espontanea y localización errática cutánea, no se encontró complicaciones en la fase crónica. Se aprecia que la tendencia de esta parasitosis en las dos últimas décadas está disminuyendo, al comparar mediante la prueba T de Student los primeros 12 años con los 12 últimos años, nos muestra una diferencia estadísticamente significativa(p=0,003). El tratamiento fue favorable en los pacientes, predominando el tratamiento con Clorhidrato de Ematina presentando efectos colaterales, en 8 pacientes, los cuales fueron transitorios


Subject(s)
Humans , Epidemiology , Fasciola/parasitology , Pathology, Clinical , Parasitology
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