Abstract

TRAVIEZO VALLES, Luis Eduardo; TRIOLO MIESES, María  and  AGOBIAN, Georges. Predominance of Blastocystis hominis over other enteroparasites in patients from Palavecino municipality, State of Lara, Venezuela. Rev Cubana Med Trop [online]. 2006, vol.58, n.1. ISSN 0375-0760.

From January 2000 to January 2004, the frequency of enteroparasites was determined in 3 060 patients (1 356 males and 1 704 females) aged one month to95 years, who came from Cabudane (urban area) 10° 02´10´´ NL - 69° 15´41´´ WL and from Agua Viva(periurban area) 10° 02´ NL- 69° 17´WL, in Palavecino municipality located in the state of Lara, Venezuela. A cross-sectional descriptive study was applied in this zone characterized by semi-arid warm climate and tropical dry forest-type vegetation. A coproparasitological study was performed through direct examination (0,85% saline solution and lugol) and Kato´s concentrate techniques. This study detected 1 439 infected people (47%) where Blastocytis hominis was the most frequent parasite with 842 individuals (27,5%), followed by Endolimax nana (9,1%),Entamoeba coli (8,8%), Giardia lamblia (6,5%), Entamoeba histolytica (3,8%), Iodamoeba butschilii (2%), Pentatrichomonas hominis(0,9%), Chilomastix mesnili (0,5%), Dientamoeba fragilis (0,4%), Balantidium coli(0,03%), Ascaris lumbricoides (3,7%), Trichuris trichiura(3%), Hymenolepis nana(0,3%),Enterobius vermicularis (0,1%),Strongyloides stercoralis (0,03%) and Ancylostomideos (0,03%).

Keywords : Blastocytis hominis; enteroparasites; Lara; Venezuela.

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