A duct (tube) that is outside the liver and carries bile from the liver and gallbladder to the small intestine. The extrahepatic bile duct includes the perihilar bile duct and the distal extrahepatic bile duct. The extrahepatic bile duct is part of the biliary system.
( EK-struh-heh-PA-tik bile dukt )
Source: NCI Dictionary of Cancer Terms
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