NCI Dictionary of Cancer Terms

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The NCI Dictionary of Cancer Terms features 7,790 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.

cystic duct
(SIS-tik dukt)
A tube that carries bile from the gall bladder. It joins the common hepatic duct to form the common bile duct. It is part of the biliary duct system.

EnlargeAnatomy of the gallbladder; shows the liver, common hepatic duct, cystic duct, common bile duct, pancreas, and small intestine. The inset shows the liver, bile ducts, gallbladder, pancreas, and small intestine.

Anatomy of the gallbladder. The gallbladder is just below the liver. Bile is stored in the gallbladder and flows through the cystic duct and the common bile duct into the small intestine when food is being digested.