title: Perforation of an adenocarcinoma of the small bowel affected by regional enteritis.
abstract: This report is of a patient with long-term small bowel regional enteritis who presented with a perforation of an adenocarcinoma involving a diseased portion of ileum. Adenocarcinoma of the small bowel is rare. The incidence of small bowel adenocarcinoma may be higher in patients with regional enteritis, but a definite relationship cannot be established on the basis of data presently available. Small bowel adenocarcinoma in regional enteritis usually presents with obstructive symptoms.
mesh_terms: D000230:Adenocarcinoma / Q000209:etiology* / Q000473:pathology; D000328:Adult; D003424:Crohn Disease / Q000150:complications* / Q000473:pathology; D005260:Female; D006801:Humans; D007078:Ileal Neoplasms / Q000209:etiology* / Q000473:pathology; D007082:Ileum / Q000473:pathology; D007416:Intestinal Perforation / Q000209:etiology*