A study of risk factors associated with the prevalence of Cryptosporidium in villages around Lake Atitlan, Guatemala

Autor: H. E. Laubach, C. Z. Bentley, E. L. Ginter, J. S. Spalter, L. A. Jensen
Jazyk: angličtina
Předmět:
Zdroj: Brazilian Journal of Infectious Diseases, Vol 8, Iss 4, Pp 319-323
Druh dokumentu: article
ISSN: 1678-4391
1413-8670
DOI: 10.1590/S1413-86702004000400008
Popis: Cryptosporidium parvum is an endemic, zoonotic coccidian parasitosis that is highly prevalent in third-world countries where waterborne fecal contamination of food and drink or person-to-person contact with oocysts are the most common methods of transmission of the enteric protozoan. This type of transmission of the parasite made the villages around Lake Atitlan, Guatemala a unique site to compare environmental risk factors with the level of Cryptosporidium infections in the local residents. The study was carried out in two villages, San Antonio Palopo and Santa Catarina Palopo, located in the highlands above the shores of the lake. Smears from stool specimens of patients with gastroenteritis were processed using Kinyoun's modified acid-fast stain and observed with light microscopy. Of the 100 residents examined from the two villages, 32% had Cryptosporidium infections. Female children had the highest prevalence of infection (44% in San Antonio Palopo and 46% in Santa Catarina Palopo, p
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