[Strongyloidiasis as cause of lower gastrointestinal bleeding].

Intestinal parasites are a common pathology in the pediatric practice, constituting a major public health problem. Currently their epidemiology, especially in countries like Ecuador where there are populations and communities where health services are scarce or difficult to access. We report the case of a child with chronic grade 3 malnutrition, from Sarayacu province of Pastaza, Ecuador an endemic area in several parasitosis. The clinical features were lower gastrointestinal bleeding added to chronic anemia and eosinophilia. The patient underwent surgery, colectomy right after finding at colonoscopy mass at the small intestine and colon, which ends with the symptoms. We get to the subsequent diagnosis histopathological analysis in which found peritoneal invasion of Strongyloides stercoralis larvae filariform. This article shows a general perspective on the gastrointestinal bleeding in pediatrics and relevant data about the strongyloidiasis.