title: Retroperitoneal malignant fibrous histiocytoma causing profuse bleeding per rectum.
abstract: A case is reported of retroperitoneal malignant fibrous histiocytoma (MFH) invading into the colon, causing fresh bleeding per rectum. It illustrates the difficulty encountered in the pre-operative diagnosis of this condition, especially in a patient with an atypical presentation of profuse lower gastrointestinal bleeding.
authors: Department of Surgery, University of Malaya, Kuala Lumpur, Malaysia.
authors: P H
authors: PH
authors: Sim
authors: R
authors: R
authors: Pathmanathan
authors: R P
authors: RP
authors: Jalleh
mesh_terms: D000368:Aged; D003110:Colonic Neoplasms / Q000473:pathology; D006471:Gastrointestinal Hemorrhage / Q000209:etiology*; D018219:Histiocytoma, Benign Fibrous / Q000150:complications* / Q000473:pathology; D006801:Humans; D008297:Male; D009361:Neoplasm Invasiveness; D012007:Rectum; D012186:Retroperitoneal Neoplasms / Q000150:complications* / Q000473:pathology