Two cases of colon cancer with a long segmental stenosis mimicking inflammatory bowel disease ORIGINAL ARTICLE Annals of Cancer Research and Therapy Colon cancer which represents a long segmental stenosis and has a cobblestone-like appearance is generally likely to be indistinguishable from inflammatory bowel disease. We treated two such cases in a 30-year-old woman and a 48-year-old man. The woman had a previous history of ulcerative colitis; she suffered from peritonitis due to a perforation of the sigmoid colon and underwent a simple closure of the perforation, a transverse colostomy and drainage. An enema