[Stromal tumors of the small intestine (GIST). Prognostic differences based on clinical, morphological and immunophenotypic features].

Gastro Intestinal Stromal Tumors (GIST) are rare malignant non-epithelial tumors arising from gastro-intestinal tract. They represent the 0.2% of all malignancy of this site. Three cases, treated in our Department, are an example of the anatomo-clinical features of these tumors. In two cases the clinical features on admission were similar to those of acute abdominal pain; in the third one a palpable mass rapidly growing was observed. All three...