Ultrasonography and computed tomography in the evaluation of biliary tract disease.
D001649:Bile Duct Diseases / Q000000981:diagnostic imaging; D001653:Bile Ducts, Intrahepatic / Q000000981:diagnostic imaging; D001660:Biliary Tract Diseases / Q000175:diagnosis* / Q000000981:diagnostic imaging; D002758:Cholangiography; D002765:Cholecystography; D002769:Cholelithiasis / Q000175:diagnosis; D003135:Common Bile Duct / Q000000981:diagnostic imaging; D005706:Gallbladder Neoplasms / Q000175:diagnosis; D006801:Humans; D014057:Tomography, X-Ray Computed; D014463:Ultrasonography