percutaneous transhepatic biliary drainage


percutaneous transhepatic biliary drainage

GI disease A type of percutaneous transhepatic cholangiophy that provides nonsurgical decompression of obstructed bile ducts Pros ↓ mortality, hospital stay Indications Symptomatic relief of biliary duct obstruction due to advanced malignancy; preop in jaundiced Pts to improve liver function and prevent bleeding. See Percutaneous transhepatic cholangiography. Cf Endoscopic retrograde cholangiopancreatography.