title: Location of active lower GI bleeding by technetium-99m sulfur colloid scan.
mesh_terms: D000368:Aged; D003102:Colloids; D004241:Diverticulum, Colon / Q000000981:diagnostic imaging*; D006471:Gastrointestinal Hemorrhage / Q000000981:diagnostic imaging*; D006801:Humans; D008297:Male; D011877:Radionuclide Imaging; D013455:Sulfur; D013667:Technetium
chemical_list: D003102:Colloids; D013455:Sulfur; D013667:Technetium