[Retrograde cholangiography].
D001650:Bile Duct Neoplasms / Q000000981:diagnostic imaging; D001660:Biliary Tract Diseases / Q000175:diagnosis*; D002758:Cholangiography / Q000379:methods*; D002769:Cholelithiasis / Q000000981:diagnostic imaging; D002779:Cholestasis / Q000175:diagnosis; D003287:Contrast Media / Q000008:administration & dosage; D006801:Humans
D003287:Contrast Media
La colangiografia retrograda.