title: Photopenic defect due to penis prosthesis.
mesh_terms: D000368:Aged; D006801:Humans; D008297:Male; D010384:Pelvic Bones / Q000000981:diagnostic imaging*; D010413:Penis / Q000000981:diagnostic imaging*; D019736:Prostheses and Implants; D011877:Radionuclide Imaging; D013667:Technetium
chemical_list: D013667:Technetium