RESUMO
An enteroparasitological, clinical and epidemiological study was carried out in 36 infants who attended the Hospital San Vicente de Paul from Orán for medical assistance. The age of the children varied between 0 and 4 years with an average of 28 months. The main clinical causes for consultation were bronchitis (52.8%), inappetence (52.8%) and paleness (27.8%). The general characteristics of the stool samples were: formed 44.4% and diarrheic 55.6%. The frequency of intestinal helminthic and protozoan elements was the following: S. stercoralis 30(83.3%) N. americanus 5(13.9%), A. lumbricoides 7(19.4%), T. trichiura 3(8.3%), H. nana 5(13.9%), G. intestinalis 10(27.8%), I. belli 1 (2.8%) and E. coli 4 (11.1%). The nutritional condition found in the infants, according to the relation high/weight was: eutrophic 17(42.2%), lightly undernourished 9(20.0%), moderately undernourished 9(25.0%) and severely undernourished 1(2.8%). The mean values of hematocrit and hemoglobin found were under those established as minima by the W.H.O. The white blood cells and eosinophils countings were over the normal mean values.