Figure 1: Magnetic resonance cholangiopancreatography showing dilated proximal common bile duct and the intrapancreatic portion of common bile duct showing diffusely and markedly narrowed with the suggestion of circumferential wall thickening (a). Repeat magnetic resonance cholangiopancreatography after treatment showing a reduction in common bile duct dilatation and partial visualization (2–3 mm) of the intrapancreatic portion of the common bile duct (b)