title: Case records of the Massachusetts General Hospital. Weekly clinicopathological exercises. Case 32-2004. A 68-year-old man with a large retroperitoneal mass.
authors.affiliation: Center for Sarcoma and Bone Oncology, Dana-Farber Cancer Institute, Boston, USA.
authors.forename: George D
authors.initials: GD
authors.lastname: Demetri
authors.forename: Ross L
authors.initials: RL
authors.lastname: Titton
authors.forename: David P
authors.initials: DP
authors.lastname: Ryan
authors.forename: Christopher D M
authors.initials: CD
authors.lastname: Fletcher
mesh_terms: D000368:Aged; D018952:Antigens, CD34 / Q000378:metabolism; D000970:Antineoplastic Agents / Q000494:pharmacology / Q000627:therapeutic use*; D001549:Benzamides; D001707:Biopsy, Needle; D006801:Humans; D000068877:Imatinib Mesylate; D008099:Liver / Q000000981:diagnostic imaging / Q000473:pathology; D008297:Male; D009154:Mutation; D010879:Piperazines / Q000494:pharmacology / Q000627:therapeutic use*; D019009:Proto-Oncogene Proteins c-kit / Q000235:genetics* / Q000378:metabolism; D011743:Pyrimidines / Q000494:pharmacology / Q000627:therapeutic use*; D012186:Retroperitoneal Neoplasms / Q000000981:diagnostic imaging / Q000188:drug therapy / Q000473:pathology*; D012509:Sarcoma / Q000000981:diagnostic imaging / Q000188:drug therapy / Q000473:pathology*; D017154:Stromal Cells; D014057:Tomography, X-Ray Computed
chemical_list: D018952:Antigens, CD34; D000970:Antineoplastic Agents; D001549:Benzamides; D010879:Piperazines; D011743:Pyrimidines; D000068877:Imatinib Mesylate; D019009:Proto-Oncogene Proteins c-kit