title: [Surgical findings in patients with radiologically invisible gallbladder. Report of cases].
mesh_terms: D001658:Biliary Fistula / Q000000981:diagnostic imaging; D002758:Cholangiography; D002764:Cholecystitis / Q000000981:diagnostic imaging / Q000601:surgery*; D002765:Cholecystography; D002769:Cholelithiasis / Q000000981:diagnostic imaging; D004378:Duodenal Diseases / Q000000981:diagnostic imaging; D004653:Empyema / Q000000981:diagnostic imaging; D005402:Fistula / Q000000981:diagnostic imaging; D005705:Gallbladder Diseases / Q000000981:diagnostic imaging; D005706:Gallbladder Neoplasms / Q000000981:diagnostic imaging; D006801:Humans; D010437:Peptic Ulcer / Q000000981:diagnostic imaging
vernacular_title: Riscontri operatori nei pazienti con colecisti radiologicamente escluse. Contributo casistico.