title: Massive retroperitoneal chondrosarcoma.
mesh_terms: D000328:Adult; D002813:Chondrosarcoma / Q000000981:diagnostic imaging*; D005260:Female; D006801:Humans; D011877:Radionuclide Imaging; D012186:Retroperitoneal Neoplasms / Q000000981:diagnostic imaging*; D013669:Technetium Tc 99m Medronate
chemical_list: D013669:Technetium Tc 99m Medronate