fig1

Figure 1. (A) Preoperative MRCP showing the tumor and pancreaticobiliary anatomy; (B) Trocar placement for robotic resection of the pancreatic uncinate process [Created in BioRender. Yan, C. (2026) https://BioRender.com/8c8zom8]; (C) Intraoperative closure of the branch pancreatic duct by ligation; (D) Schematic view of the surgical anatomy after resection. MRCP: Magnetic resonance cholangiopancreatography; CBD: common bile duct; MPD: main pancreatic duct; UPD: uncinate pancreatic ducts; SMV: superior mesenteric vein; SMA: superior mesenteric artery; IPDA: inferior pancreaticoduodenal artery; AIPDA: anterior inferior pancreaticoduodenal artery; AIPDV: anterior inferior pancreaticoduodenal vein.