title: Colorectal lymphoma simulating inflammatory colitis and diagnosed by immunohistochemistry.
abstract: Lymphomatous colitis is probably an uncommon syndrome but its recognition may be of importance to patients under the care of gastroenterologists or oncologists. The case of an elderly man with lymphocytic lymphoma who developed lymphomatous colitis 6 years after initial presentation is reported.
mesh_terms: D000368:Aged; D003092:Colitis / Q000175:diagnosis*; D003110:Colonic Neoplasms / Q000175:diagnosis*; D006801:Humans; D007124:Immunoenzyme Techniques; D008223:Lymphoma / Q000175:diagnosis*; D008297:Male; D012004:Rectal Neoplasms / Q000175:diagnosis*