What is bile duct cancer? - NHS Skip to main content

What is bile duct cancer (cholangiocarcinoma)?

Diagram of the body highlighting the bile ducts as small tubes connecting organs together, including the liver and gall bladder.
  • Bile duct cancer, also called cholangiocarcinoma, is a cancer that's found anywhere in the bile ducts.
  • The bile ducts are small tubes that connect different organs, including the liver and gall bladder. They are part of the digestive system.
  • How serious bile duct cancer is depends on where it is in the bile ducts, how big it is, if it has spread and your general health.

Page last reviewed: 26 June 2023
Next review due: 26 June 2026