red-celiac trunk and splenic artery, heavily calcified

green-traces of very atrophic pancreas, mostly replaced by fat-this is NOT typical for diabetes, since only the beta cells of the pancreatic islet are abnormal and the majority of the pancreas seen on CT is the exocrine part of the gland. This finding can be due to age or prior history of pancreatitis.

purple-splenic vein, superior mesenteric vein and portal vein

yellow-dilated pancreatic duct