Isolated intrapancreatic IgG4-related sclerosing cholangitis

Figure 6 Imaging findings of Case 5. A, B: Stenosis in the lower extrahepatic bile duct and a slight dilation of the main pancreatic duct on endoscopic retrograde cholangiopancreatography (A) and magnetic resonance cholangiopancreatography (B); C: Normal size of the pancreas on abdominal computed tomography; D (at the hilar hepatic lesion); E (at the bifurcation of cystic duct); F (at the intrapancreatic lesion): Bile duct wall thickening with smooth inner and outer margin in areas with stenosis (F) and without (D, E) on intraductal ultrasonography.