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Fig. 7 | Cancer Imaging

Fig. 7

From: Mass-forming pancreatitis versus pancreatic ductal adenocarcinoma: CT and MR imaging for differentiation

Fig. 7

a Double duct sign in PDAC (62 y, male). MRCP shows abrupt cut-off of common bile duct and main pancreatic duct in the pancreatic head (arrows), very suggestive of neoplasm. Histology confirmed PDAC in this patient. b Lack of double duct sign in CP (57 y, female). MRCP shows ducts dilatation without abrupt cut-off, severe contour irregularities of main duct with dilated side branches (small arrows) typical for CP. There are irregular filling defects in the main duct, suggestive of stones (arrowhead)

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