Parasite contamination of soil in households of a Mexican rural community endemic for neurocysticercosis

被引:15
作者
Huerta, M. [2 ,4 ]
Avila, R. [3 ]
Jimenez, H. I. [3 ]
Diaz, R. [2 ]
Diaz, J. [4 ]
Huerta, M. E. Diaz [2 ]
Hernandez, M. [1 ]
Martinez, J. J. [5 ]
Garate, T. [6 ]
Gomez, E. [2 ,4 ]
Abad, T. [2 ]
Fragoso, G. [1 ]
Fleury, A. [7 ]
Sciutto, E. [1 ]
机构
[1] Univ Nacl Autonoma Mexico, Inst Invest Biomed, Mexico City 04510, DF, Mexico
[2] Benemerita Univ Autonoma Puebla, Fac Med, Puebla, Mexico
[3] Benemerita Univ Autonoma Puebla, Escuela Med Vet & Zootec, Puebla, Mexico
[4] Unidad Medico Familiar 57 IMSS, Puebla, Mexico
[5] Univ Nacl Autonoma Mexico, Fac Med Vet & Zootec, Mexico City 04510, DF, Mexico
[6] Inst Salud Carlos III, Ministerio Sanidad & Consumo, Madrid 28220, Spain
[7] Inst Nacl Neurol & Neurocirug, Mexico City 14269, DF, Mexico
关键词
neurocysticercosis; Taenia; parasitic diseases; soil microbiology; rural communities; Mexico;
D O I
10.1016/j.trstmh.2007.12.009
中图分类号
R1 [预防医学、卫生学];
学科分类号
1004 ; 120402 ;
摘要
High neurocysticercosis (NC) prevalence was recently determined by a computed tomography (CT) scan study in the community of Tepetzitzintla, State of Puebla, Mexico. The aim of the present work was to evaluate the magnitude of fecal and parasite contamination by Taenia spp. in the soil of households of this community during the four seasons of the year. The toilet, backyard, kitchen, washboard, water containers and corrals of 14 to 26 households were sampled during each season. High Taenia spp. egg intensity was found in 24.2% of the sampled areas. The highest percentage was detected in Spring and the lowest in Summer. Significantly higher levels of Taenia spp. eggs were present in kitchen soil samples. A significant correlation was found between the presence of Taenia spp. eggs in household soil during the Summer, and NC diagnoses of the inhabitants by CT scan. Coproparasitological. examinations and anticysticercal. antibodies were determined in a cohort of inhabitants of the sampled households. Antibody levels and coproparasitological results were not associated with NC. Overall, these results illustrate the high degree of fecal contamination of potential risk to human health in rural communities and could be of use for control programmes. (c) 2008 Royal Society of Tropical Medicine and Hygiene. Published by Elsevier Ltd. All rights reserved.
引用
收藏
页码:374 / 379
页数:6
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