NCI Dictionary of Cancer Terms

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The NCI Dictionary of Cancer Terms features 7,777 terms related to cancer and medicine.

Browse the dictionary by selecting a letter of the alphabet or by entering a cancer-related word or phrase in the search box.

extrahepatic bile duct
(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.

EnlargeAnatomy 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.

Anatomy of the extrahepatic bile duct. The extrahepatic bile duct is made up of the common hepatic duct and the common bile duct. Bile is made in the liver and flows through the extrahepatic bile duct to the gallbladder where it is stored.