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NCI Dictionary of Cancer Terms

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NCI Dictionary of Cancer Terms



extrahepatic bile duct  listen  (EK-struh-heh-PA-tik bile dukt)

  The part of the common hepatic bile duct (tube that collects bile from the liver) that is outside the liver. This duct joins a duct from the gallbladder to form the common bile duct, which carries bile into the small intestine when food is being digested.

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Anatomy of the extrahepatic bile duct; drawing shows the liver, right and left hepatic ducts, gallbladder, cystic duct, common hepatic duct (perihilar), common bile duct (distal), extrahepatic bile duct, small intestine, and pancreas. The inset shows the liver, bile ducts, gallbladder, pancreas, and small intestine.