Carcinoma of the gallbladder: a diagnosis aided by endoscopic retrograde and percutaneous hepatic cholangiography.

In a patient with obstructive jaundice, extrinsic compression of the common bile duct (Mirizzi syndrome) due to squamous cell carcinoma of the gallbladder was documented with the combination of endoscopic retrograde cholangiography and pancreatography (ERCP) and percutaneous transhepatic cholangiography (PTC).