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Definition of Cholangiography, percutaneous transhepatic

Medically reviewed by Dr. Otari Nergadze, Neurosurgeon | Updated: January 2026

Cholangiography, percutaneous transhepatic: Radiographic examination of the liver and bile ducts done by inserting a thin needle through the skin into the liver and injecting contrast medium in order to visualize blockage of the bile ducts.