Estudio epidemiológico de la infección por hymenolepis nana en la provincia de Ciego de Avila, Cuba / Epidemiological study on hymenolepis nana infection in Ciego de Avila Province, Cuba

RESUMO

An epidemiological study on H. nana infection was carried out in Ciego de Avila province, Cuba, fron 1981 to 1995. In this 15 years period 3,108,422 stool samples were examined for parasites, H. nana eggs were found in 250 (0,008 percent). Seasonal influence of this parasitism was not detected. There were more cases in children than in adults, with males prevaling over females. The more frequent symptoms and signs were abdominal pain, diarrhea and anorexia which relationships with food habits, dwelling characteristics, children day care center and school orchards are analyzed