Kortbeek J, Kelly J K, Preshaw R M
Intestinal Disease Research Unit, University of Calgary Medical School, Alberta, Canada.
J Surg Oncol. 1992 Feb;49(2):122-6. doi: 10.1002/jso.2930490213.
Three cases are described in which carcinoid tumors arose in previously established inflammatory bowel disease: two were in the ileum in cases of Crohn's disease, and one was in the rectum in a case of ulcerative colitis. Review of this association in the literature suggests that it may be more than fortuitous.