title: The significance of common duct visualization in the oral cholecystogram without visible gall bladder.
mesh_terms: D000328:Adult; D000368:Aged; D002137:Calculi / Q000000981:diagnostic imaging; D002763:Cholecystectomy; D002764:Cholecystitis / Q000000981:diagnostic imaging; D002765:Cholecystography; D002769:Cholelithiasis / Q000000981:diagnostic imaging; D003135:Common Bile Duct / Q000000981:diagnostic imaging*; D003549:Cystic Duct / Q000000981:diagnostic imaging; D005260:Female; D005705:Gallbladder Diseases / Q000000981:diagnostic imaging*; D006500:Hepatic Duct, Common / Q000000981:diagnostic imaging; D006801:Humans; D007480:Iopanoic Acid; D008875:Middle Aged
chemical_list: D007480:Iopanoic Acid