Eliminación de estadios juveniles de Ascaris lumbricoides (Linneo, 1758) por via oral: Reporte de un caso y algunas consideraciones epidemiológicas

ascariosis is a parasitic disease caused by ascaris lumbricoides, a large geohelmint endemic in our country. at present, ascariosis is a rare infection in chile. we present a case of an adult, resident of the villa alemana municipality, valparaiso region, who spontaneously expelled two juvenile nematodes by mouth. we review the manifestations produced by the larval and adult stages of this parasite including their diagnosis, treatment, and epidemiological considerations.