title: Osteosarcoma presenting as intestinal obstruction.
abstract: Osteosarcoma commonly presents with osseous and pulmonary metastases. We present an unusual case of extraosseous metastatic abdominal chondroblastic osteosarcoma presenting as intestinal obstruction.
authors.affiliation: Department of Radiology, Los Angeles County and University of Southern California Medical Center, USC School of Medicine.
authors.forename: M E
authors.initials: ME
authors.lastname: Spieth
authors.forename: A N
authors.initials: AN
authors.lastname: Ansari
authors.forename: D M
authors.initials: DM
authors.lastname: Forrester
authors.forename: R L
authors.initials: RL
authors.lastname: Kimura
authors.forename: G S
authors.initials: GS
authors.lastname: Assassa
authors.forename: M E
authors.initials: ME
authors.lastname: Siegel
mesh_terms: D000008:Abdominal Neoplasms / Q000150:complications / Q000000981:diagnostic imaging / Q000556:secondary*; D001859:Bone Neoplasms / Q000473:pathology*; D006801:Humans; D007415:Intestinal Obstruction / Q000000981:diagnostic imaging / Q000209:etiology*; D008297:Male; D008875:Middle Aged; D012516:Osteosarcoma / Q000150:complications / Q000000981:diagnostic imaging / Q000556:secondary*; D011877:Radionuclide Imaging