Fig. 1
From: A resected case of recurrent ITPN in the remnant pancreas after pancreatoduodenectomy
Preoperative image findings in the first surgery. a, b CT showed a low-contrast tumor approximately 1 cm (arrow) in size and dilatation of the upstream main pancreatic duct (arrowhead). c MRI revealed a tumor showing a high signal by DWI at the stenosis of the pancreatic duct. d ERCP showed an irregular defect in the main pancreatic duct