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1.
Rev. salud pública ; 9(4): 550-557, oct.-dic. 2007. tab
Article in Portuguese | LILACS | ID: lil-472258

ABSTRACT

Objetivo: Establecer la presencia en los suelos de parques públicos de la localidad de Suba en la ciudad de Bogotá, de nemátodos gastrointestinales zoonóticos durante el periodo comprendido entre Julio de 2005 y Junio de 2006. Metodología: A través de una sedimentación inicial en suelo y posterior flotación con solución de Sheather, fue posible determinar la presencia de huevos, larvas y ooquistes de varios parásitos gastrointestinales, algunos de ellos responsables de importantes enfermedades zoonóticas. Resultados: Se identificados parásitos en 376 muestras que fueron descritos como huevos de Ancylostoma spp 10,7 por ciento, larvas de Ancylostoma spp 0,6 por ciento, huevos de Toxocara spp 5,4 por ciento, huevos de Strongyloides spp 3,3 por ciento, huevos de Dipylidium spp 0,1 por ciento y ooquistes de Sarcocystis spp 0,1 por ciento. Otros parásitos identificados fueron huevos de Toxascaris spp 0,9 por ciento, huevos de Spirocerca spp 0,3 por ciento, ooquistes de Isospora spp 0,3 por ciento. No fue posible clasificar algunas larvas y huevos en 522 muestras; no hubo evidencia de parásitos en 702 muestras 45 por ciento. El 94,2 por ciento (n=49) de los parques estaban contaminados. Conclusiones: Lo anterior, indica que dichos parques constituyen un factor de riesgo para la adquisición de enfermedades parasitarias en los animales y los seres humanos. Debido a la relevancia de este problema de Salud Pública, es necesario instaurar políticas gubernamentales, involucrando la comunidad, educando las familias para mejorar sus prácticas sanitarias en lugares recreacionales con relación a la tenencia adecuada de los animales domésticos (mascotas).


Objective: Establishing the presence of zoonotic gastrointestinal nematodosin soil samples in recreational areas in Suba (one of the largest localities of Bogotá , Colombia ) between July 2005 and June 2006. Methodology: The presence of several gastrointestinal parasites' eggs, larvae and oocysts were determined by initial soil sedimentation and later flotation with Sheather solution; some of them were responsible for important zoonotic diseases affecting the human population. Results: Parasites were identified in 376 samples: Ancylostoma larvae (10,7 percent), Ancylostoma eggs (0,6 percent), Toxocara eggs (5,8 percent), Strongyloides eggs (3,3 percent), Dipylidium eggs (0,06 percent) and Sarcocystis oocysts (0,06 percent). Other parasites identified were Toxascaris eggs (0,9 percent), Spirocerca eggs (0,25 percent) and Isospora oocysts (0,25 percent). Some larvae and eggs present in 522 samples could not be classified and there was no evidence of parasites in 702 samples (45 percent). 94,2 percent, (n=49) of the recreational area was thus polluted. Conclusions: The high percentage of recreational areas so polluted indicated that these places would constitute a risk factor for the transmission of parasitic diseases to animals and human beings. Due to this sanitary problem's relevance in public health programmes, government policy must be determined involving communities so that people are educated to improve their sanitary practices in recreational places regarding caring for their pets.


Subject(s)
Animals , Humans , Nematode Infections/epidemiology , Nematode Infections/transmission , Recreation , Zoonoses/epidemiology , Zoonoses/transmission , Catchment Area, Health , Colombia/epidemiology , Nematode Infections/parasitology , Zoonoses/parasitology
2.
In. Leäo, Raimundo Nonato Queiroz de; Bichara, Cléa Nazaré Carneiro; Miranda, Esther Castello Branco Mello; Carneiro, Irna Carla do Rosário de Souza; Abdon, Nagib Ponteira; Vasconcelos, Pedro Fernando da Costa; Silva, Bibiane Monteiro da; Paes, Andréa Luzia Vaz; Marsola, Lourival Rodrigues. Doenças Infecciosas e Parasitárias: Enfoque Amazônico. Belém, Cejup:Universidade do Estado do Pará:Instituto Evandro Chagas, 1997. p.723-31, ilus, mapas.
Monography in Portuguese | LILACS | ID: lil-248957
3.
Ceylon Med J ; 1993 Dec; 38(4): 184-7
Article in English | IMSEAR | ID: sea-48773
4.
Arq. bras. med. vet. zootec ; 44(2): 97-103, abr. 1992. ilus, tab
Article in Portuguese | LILACS | ID: lil-240122

ABSTRACT

A via transmamária de transmissäo de Toxocara vitulorum foi evidenciada pela presença de larvas no colostro/leite de 14 (70 por cento) búfalos, no período compreendido entre o parto e o 26§ dia pós-parto. A maioria dos animais mostrou-se positiva durante os primeiros 10 dias pós-parto (54,8 por cento). Pelos exames coprológicos foi constatada a presença de ovos de T. vitulorum, principalmente durante a lactaçäo. Os ovos deste helminto começaram a ser detectados nas fezes dos bezerros do 6§ ao 29§ dia de vida. Destes animais, 26,7 por cento e 6,3 por cento já estavam parasitados nos primeiros 10 dias de vida, 66,7 por cento e 41,2 por cento até o 20 e 100 e 100 por cento até os 30, nos anos de 1989 e 1990, respectivamente


Subject(s)
Animals , Animals, Suckling , Buffaloes , Nematode Infections/transmission , Milk/parasitology , Toxocara/parasitology
5.
Southeast Asian J Trop Med Public Health ; 1991 Dec; 22 Suppl(): 200-5
Article in English | IMSEAR | ID: sea-32396

ABSTRACT

Observations on transmission of the rat lung worm, Angiostrongylus cantonensis, from rats to the snail intermediate host. Achatina fulica, in a vacant lot in Bangkok are described. The prevalence of A. cantonensis increased with snail age until 200 days of age when it attained a plateau of 50-60%. The overall prevalence was 53%. The worm burden slowly rose with age until 200 days of age beyond which it remained relatively constant. The highest mean worm burden of 5,478 was observed in the oldest age group. The parasite distribution in the snail population was highly aggregated both within each age class and in the overall population. Experiments on susceptibility of snails to laboratory infection revealed that worm recovery was dependent on dose of first stage larval infection but was independent of snail size in the range of 4-8 cm. The percent worm recovery of third stage larvae was negatively correlated with dose of infection, and no density-dependent effects of worm burden on worm size were observed.


Subject(s)
Analysis of Variance , Angiostrongylus/growth & development , Animals , Disease Vectors , Nematode Infections/transmission , Snails/parasitology , Time Factors
6.
Ciênc. cult. (Säo Paulo) ; 37(11): 1847-9, nov. 1985.
Article in Portuguese | LILACS | ID: lil-30601

ABSTRACT

É discutido o problema da infecçäo parasitária produzida por nematóides da família Anisakidae, vermes que afetam principalmente peixes marinhos, mas possíveis de infectar o homem se este ingerir peixe cru ou insuficientemente cozido. Os vermes adultos säo parasitas de peixes predadores, aves ou mamíferos marinhos. As larvas säo encontradas em invertebrados e peixes marinhos. As espécies mais importantes do ponto de vista da patologia humana säo Phocanema decipiens e Anisakis simplex. Outros gêneros de Anisakidae, como Hysterothylacium e Terranova, säo também potencialmente zoonóticos


Subject(s)
Humans , Fishes/parasitology , Nematode Infections/transmission
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