Comparison of prognosis and postoperative morbidities between standard pancreaticoduodenectomy and the TRIANGLE technique for resectable pancreatic ductal adenocarcinoma

Figure 1 Flowchart of patient screening. PDAC: Pancreatic ductal adenocarcinoma; CT: Celiac trunk; CHA: Common hepatic artery; SMA: Superior mesenteric artery; PV: Portal vein; SMV: Superior mesenteric vein.

Figure 2 Radical dissection of lymphatic and neural tissue within the TRIANGLE area surrounded by the celiac trunk, superior mesenteric artery, and portal vein. CT: Celiac trunk; PV: Portal vein; SMA: Superior mesenteric artery.

Figure 3 Comparison of overall recurrence rate and local recurrence rate between pancreaticoduodenectomy_standard group and pancreaticoduodenectomy_TRIANGLE group. PD: Pancreaticoduodenectomy.

Figure 4 Long-term prognosis of pancreaticoduodenectomy_standard group and pancreaticoduodenectomy_TRIANGLE group. A: Disease-free survival of pancreaticoduodenectomy (PD)_standard group and PD_TRIANGLE group; B: Overall survival of PD_standard group and PD_TRIANGLE group. PD: Pancreaticoduodenectomy; DFS: Disease-free survival; OS: Overall survival.