| cryptosporidiosis among patients with acquired immunodeficiency syndrome in zulia state, venezuela. | we studied the prevalence of cryptosporidium in 29 patients with acquired immunodeficiency syndrome (aids) from zulia state, venezuela. they ranged in age from five months to 46 years. two were children and 27 were adults, of which six were women. of the 21 men, 66.6% reported homosexual behavior. three stool samples from each patient were examined, and modified ziehl-neelsen carbolfuchsin staining of formalinether stool concentrates was used to identify cryptosporidium oocysts. to detect the pr ... | 1992 | 1449198 |
| [prevalence of entamoeba histolytica and other intestinal parasites in a neighborhood of the mara municipality, zulia state, venezuela]. | a parasitologic survey of a low socioeconomic level community from mara county, zulia state, venezuela was done. a single stool specimen per person from 327 individuals was obtained and examined by hematoxylin stained fecal smears and formol-ether concentrates. the overall parasitic infection rate was 92%. multiple infections were present in 89% of the population. the amebic prevalence rate (apr) was 41.5%. entamoeba histolytica was found in 9.2% of the individuals, most of them being asymptomat ... | 1990 | 2090263 |
| [prevalence of giardiasis in day care centers in san francisco municipality, state of zulia, venezuela]. | the number of children day care centers has increased progressively in underdeveloped countries. these institutions offer conditions that facilitate the transmission of enteric agents. the aim of the present study was to determine the prevalence of giardiasis in day care centers from san francisco municipality, zulia state, venezuela. a poll was applied to collect personal and clinical data. fecal samples from 82 children of one or another sex, between 11 months and 6 years old, who normally ass ... | 2002 | 12520996 |
| [prevalence of intestinal parasites in children of yukpa ethnia in toromo, zulia state, venezuela]. | yupkpa community in perijá sierra does not have drinking water or sewage elimination systems. thus it becomes a propitious place for infection with intestinal parasites. | 2006 | 16532165 |
| [cryptosporidium sp infections and other intestinal parasites in food handlers from zulia state, venezuela]. | cryptosporidiosis in food handlers from venezuela is unknown, being this an important public health problem in immunosuppressed patients. to determine the prevalence of cryptosporidium sp and other intestinal parasites in food handlers from zulia state, one hundred nineteen fecal samples were evaluated by wet mount, concentrated according to ritchie and modified ziehl-neelsen staining. fourteen (11.8%) were positive for cryptosporidium sp and associated with other protozoosis (p < 0.05), being m ... | 2009 | 19418723 |