title: The "doughnut sign" on bone scintigraphy due to coccidioidomycosis.
mesh_terms: D001847:Bone Diseases / Q000000981:diagnostic imaging*; D003047:Coccidioidomycosis / Q000000981:diagnostic imaging*; D004164:Diphosphonates; D006801:Humans; D011877:Radionuclide Imaging; D013667:Technetium; D013669:Technetium Tc 99m Medronate
chemical_list: D004164:Diphosphonates; D013667:Technetium; D013669:Technetium Tc 99m Medronate