Feature of chronic pancreatitis with respect to pancreatic cancer are all except
Irregularity of the pancreatic duct, intraductal or parenchymal calcifications, diffuse pancreatic involvement, and normal or smoothly stenotic pancreatic duct penetrating through the mass(duct penetrating sign) or the diagnosis of chronic pancreatitis over cancer Ref: Sabiston 20th edition Pgno :1533
Calcification
Duct penetrating sign
Duct/gland width ratio <0.5
Dilation of bile and pancreatic duct
G.I.T