title: Antegrade and retrograde visualization of the biliary tree. A case report.
mesh_terms: D000368:Aged; D014670:Ampulla of Vater; D001660:Biliary Tract Diseases / Q000175:diagnosis*; D002404:Catheterization; D002758:Cholangiography; D003287:Contrast Media; D003937:Diagnosis, Differential; D003973:Diatrizoate; D004106:Dilatation; D004386:Duodenum; D004724:Endoscopy; D006801:Humans; D007565:Jaundice / Q000175:diagnosis / Q000000981:diagnostic imaging*; D008297:Male
chemical_list: D003287:Contrast Media; D003973:Diatrizoate