Epidemiological And Hematological Aspects Associated With Intestinal Parasitosis In Warao Indians From A Community In Sucre State, Venezuela

Blood and stool samples were analyzed to determine the prevalence of enteroparasites and evaluate their epidemiological and hematological factors, in 126 indigenous warao community Maria Lopez, Benitez municipality of the State of Sucre, Venezuela, of both sexes and ages between 2 months and 64 years. An epidemiological survey was applied and samples obtained after prior informed consent. Hematological parameters were determined automatically. The feces analysis included direct examination, Kato and concentration methods. There are 22 families grouped in 11 dwellings (4 single-family and multi-family 7). 68.25% has less than twenty years, more men (73) than women (53). The 81.74% defecates open-air and 81.73% does not know the rules of hygiene. The prevalence of enteroparasites (hehninths, protozoa and poliparasitism) was 95.74% (91.48, 81.91 and 100.0%). The ancylostomideae (79.06%), Trichuris trichiura (69.76%) and Blastocystis sp. (55.84%) were the most prevalent. Hemoglobin reflected anemia in 49.18% of the indigenous peoples; 52.89% presented leukocytosis, 2.48% leukopenia, 89.34% eosinophilia and 35.29% had low numbers of red blood cells. The pre-school age (2-6 years) was the most affected by anemia (14.75%), leukocytosis (14.88%) and thrombocytosis (4.10%), and the school (years 7-12), which introduced more eosinophilia (22.95%); there was only one case of thrombocytopenia in a young man (20-39.years). The majority of the hematological alterations affected males. The high prevalence of intestinal parasitosis must be attended with permanent health education campaigns, to ensure a proper state of health.