title: A scan artifact caused by a band of scattered photons.
mesh_terms: D001921:Brain / Q000000981:diagnostic imaging*; D001940:Breast; D004601:Elementary Particles; D005260:Female; D006197:Hair; D006801:Humans; D008099:Liver / Q000000981:diagnostic imaging*; D004369:Pentetic Acid; D012542:Scattering, Radiation; D013455:Sulfur; D013667:Technetium; D016284:Technetium Tc 99m Pentetate; D013671:Technetium Tc 99m Sulfur Colloid; D014055:Tomography, Emission-Computed
chemical_list: D013671:Technetium Tc 99m Sulfur Colloid; D013455:Sulfur; D013667:Technetium; D004369:Pentetic Acid; D016284:Technetium Tc 99m Pentetate