title: Faint visualization of the gallbladder.
mesh_terms: D002765:Cholecystography; D002769:Cholelithiasis / Q000000981:diagnostic imaging*; D003951:Diagnostic Errors; D006801:Humans; D007455:Iodine; D008297:Male; D008875:Middle Aged
chemical_list: D007455:Iodine