Laparoscopic spleen-preserving total pancreatectomy for the treatment of low-grade malignant pancreatic tumors: Two case reports and review of literature

Figure 1 Enhanced abdominal computed tomography scan of case 1. A nodular shadow (blue arrow) is visible in the pancreatic head region, with significant dilation of the intrahepatic and extrahepatic bile ducts. The local pancreatic duct is interrupted at the lesion site, and the distal pancreatic duct is significantly dilated. The pancreatic parenchyma shows atrophy. Red triangle: Main pancreatic duct; Yellow triangle: Common bile duct. A: Axial phase; B: Reconstruction of the biliary and pancreatic duct system.