title: Osteoblastic metastasis of rib cage causing attenuation on liver scan.
mesh_terms: D001859:Bone Neoplasms / Q000000981:diagnostic imaging / Q000556:secondary*; D006801:Humans; D008099:Liver / Q000000981:diagnostic imaging*; D008297:Male; D008875:Middle Aged; D011471:Prostatic Neoplasms / Q000473:pathology*; D011877:Radionuclide Imaging; D012272:Ribs / Q000000981:diagnostic imaging*; D013669:Technetium Tc 99m Medronate; D013671:Technetium Tc 99m Sulfur Colloid
chemical_list: D013671:Technetium Tc 99m Sulfur Colloid; D013669:Technetium Tc 99m Medronate