Fig. 15.

a Coronal MIP reformat shows a small multi-septated cystic lesion (arrow) arising in the uncinate process of the pancreas with communication with the main pancreatic duct, in keeping with a side branch intraductal papillary mucinous neoplasm (IPMN). b Coronal MIP reformat in a different patient, shows a large ill defined multiseptated cystic lesion (arrows) arising in the region of the head/uncinate process of the pancreas separate to the gallbladder (GB) with pancreatic duct (PD) dilatation in keeping with a mixed main and side branch IPMN