CT findings in chronic pancreatitis

Grade	CT findings
Normal	No abnormal findings on a good-quality study visualizing the entire gland
Equivocal	One of the following: Mild dilatation of the pancreatic duct (2 to 4 mm) in the body of the gland Gland enlargement ≤2-fold normal
Mild-moderate	One of the preceding findings plus at least one of the following: Pancreatic duct dilatation (>4 mm) Pancreatic duct irregularity Cavity (ies) <10 mm Parenchymal heterogeneity Increased echogenicity of duct wall Irregular contour of the head or body Focal necrosis or loss of parenchyma
Severe	Mild/moderate features plus one or more of the following: Cavity (ies) >10 mm Intraductal filling defects Calculi/pancreatic calcification Ductal obstruction (stricture) Severe duct dilatation or irregularity Contiguous organ invasion

CT: computed tomography.

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