Low-attenuation pancreas head/neck mass with resultant upstream pancreas ductal dilation abruptly cutting off the level of the mass, and upstream pancreas parenchymal atrophy. Just under 180 degrees contact/abutment of the superior mesenteric vein with indentation and also the portal splenic confluence. No other vascular involvement is identified. There is a replaced hepatic artery arising from the SMA. Gastroduodenal artery encasement. Enlarged portacaval and peripancreatic lymph nodes. Stented common bile duct with dilated gallbladder. Few faint/subcentimeter low-attenuation liver lesions.. No peritoneal disease. Omentum containing umbilical hernia. Trace ascites.