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Fig. 3A 60-year-old man with mass in uncinate process of pancreas
that proved to be pancreatic adenocarcinoma. Patient had elevated creatinine
and could not receive iodinated contrast material on CT. Coronal T2-weighted
RARE MR cholangiopancreatography image shows dilation of common bile duct
(short arrow) and pancreatic duct (long arrow) with abrupt
termination at confluence of ducts (arrowhead). This double duct sign
is highly suspicious for malignancy.