title: "Hot spot" detected on 99mTc sulfur colloid liver scan due to superior vena cava obstruction.
mesh_terms: D018288:Carcinoma, Small Cell / Q000000981:diagnostic imaging*; D003102:Colloids; D006801:Humans; D008099:Liver / Q000000981:diagnostic imaging; D008175:Lung Neoplasms / Q000000981:diagnostic imaging*; D008297:Male; D008875:Middle Aged; D011877:Radionuclide Imaging; D013455:Sulfur; D013667:Technetium; D014683:Vena Cava, Superior / Q000000981:diagnostic imaging*
chemical_list: D003102:Colloids; D013455:Sulfur; D013667:Technetium