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percutaneous transhepatic cholangiopancreatography
A needle is inserted percutaneously needle into the liver. Dye is injected into the intrahepatic ducts & observation for obstruction of the pancreatic or bile ducts.
Related
endoscopic retrograde cholangiopancreatography (ERCP)
magnetic resonance cholangiopancreatography (MRCP)
General
radiology