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A 47-year-old man with pancreatic adenocarcinoma confined in the pancreatic uncinate. A ROI was placed within the tumor on carefully coregistered noncontrast images (A) and PP (B) and PV (C) phase images; another circular ROI of similar size was placed within the normal parenchyma on noncontrast (D), PP (E), and PV (F) phase images.
