title: Visualization of the bile ducts.
mesh_terms: D000328:Adult; D000368:Aged; D001660:Biliary Tract Diseases / Q000000981:diagnostic imaging*; D002758:Cholangiography / Q000009:adverse effects / Q000379:methods*; D004724:Endoscopy; D005260:Female; D005705:Gallbladder Diseases / Q000000981:diagnostic imaging; D006801:Humans; D008107:Liver Diseases / Q000000981:diagnostic imaging*; D008297:Male; D008875:Middle Aged; D010182:Pancreatic Diseases / Q000000981:diagnostic imaging*; D010183:Pancreatic Ducts / Q000000981:diagnostic imaging