Portal encasement: Significant CT findings to diagnose local recurrence after pancreaticoduodenectomy for pancreatic cancer

Ishikawa, 1988, Practical usefulness of lymphatic and connective tissue clearance for the carcinoma of the pancreas head, Ann Surg, 208, 215, 10.1097/00000658-198808000-00014 Trede, 1990, Survival after pancreatoduodenectomy: 118 consecutive resections without an operative mortality, Ann Surg, 211, 447, 10.1097/00000658-199004000-00011 Nakao, 1995, Clinical significance of portal invasion by pancreatic head carcinoma, Surgery, 117, 50, 10.1016/S0039-6060(05)80229-6 Hirata, 1997, Results of 1001 pancreatic resections for invasive ductal adenocarcinoma of the pancreas, Arch Surg, 132, 771, 10.1001/archsurg.1997.01430310085018 Pedrazzoli, 1998, Standard versus extended lymphadenectomy associated with pancreatoduodenectomy in the surgical treatment of adenocarcinoma of the head of the pancreas: a multicenter, prospective, randomized study, Ann Surg, 228, 508, 10.1097/00000658-199810000-00007 Sohn, 2000, Resected adenocarcinoma of the pancreas-616 patients: results, outcomes, and prognostic indicators, J Gastrointest Surg, 4, 567, 10.1016/S1091-255X(00)80105-5 Raut, 2007, Impact of resection status on pattern of failure and survival after pancreaticoduodenectomy for pancreatic adenocarcinoma, Ann Surg, 246, 52, 10.1097/01.sla.0000259391.84304.2b Nimura, 2012, Standard versus extended lymphadenectomy in radical pancreatoduodenectomy for ductal adenocarcinoma of the head of the pancreas, J Hepatobiliary Pancreat Sci, 19, 230, 10.1007/s00534-011-0466-6 Kim, 2003, CT analysis of postoperative tumor recurrence patterns in periampullary cancer, Abdom Imag, 28, 384, 10.1007/s00261-002-0048-9 Asiyanbola, 2009, Determining pattern of recurrence following pancreaticodudenectomy and adjuvant 5-flurouracil-based chemoradiation therapy: effect of number of metastatic lymph nodes and lymph node ratio, J Gastrointest Surg, 13, 752, 10.1007/s11605-008-0762-x Tzeng, 2012, Yield of clinical and radiographic surveillance in patients with resected pancreatic adenocarcinoma following multimodal therapy, HPB, 14, 365, 10.1111/j.1477-2574.2012.00445.x Griffin, 1990, Patterns of failure after curative resection of pancreatic carcinoma, Cancer, 66, 56, 10.1002/1097-0142(19900701)66:1<56::AID-CNCR2820660112>3.0.CO;2-6 Lepanto, 1994, Postoperative changes, complications, and recurrent disease after Whipple's operation: CT features, Am Journal Rev, 163, 841 Bluemke, 1997, Recurrent pancreatic adenocarcinoma: spiral CT evaluation following the Whipple procedure, Radiographics, 17, 303, 10.1148/radiographics.17.2.9084073 Ishigami, 2008, Significance of perivascular soft tissue around the common hepatic and proximal superior mesenteric arteries arising after pancreaticoduodenectomy: evaluation with serial MDCT studies, Abdom Imag, 33, 654, 10.1007/s00261-008-9359-9 Heye, 2011, CT diagnosis of recurrence after pancreatic cancer: is there a pattern?, World J Gastroenterol, 17, 1126, 10.3748/wjg.v17.i9.1126 Kyriazanos, 2011, Local recurrence of pancreatic cancer after primary surgical intervention: how to deal with this devastating scenario?, Surg Oncol, 20, e133, 10.1016/j.suronc.2011.04.004 Yamashita, 2004, Clinical study of transient portal vein stenosis induced after pancreatic head resection, Surg Today, 34, 925, 10.1007/s00595-004-2848-8 Kang, 2015, Portal vein patency after pancreatoduodenectomy for periampullary cancer, Br J Surg, 102, 77, 10.1002/bjs.9682 Bossi, 2017, The 2016 update of the International Study Group (ISGPS) definition and grading of postoperative pancreatic fistula: 11 Years after, Surgery, 161, 584, 10.1016/j.surg.2016.11.014 Fuhman, 1996, Rationale for en bloc vein resection in the treatment of pancreatic adenocarcinoma adherent to the superior mesenteric-portal vein confluence, Ann Surg, 223, 154, 10.1097/00000658-199602000-00007 DeOliveira, 2011, New staging system and registry for perihilar cholangiocarcinoma, Hepatology, 53, 1363, 10.1002/hep.24227 Strobel, 2017, Pancreatic cancer surgery: the new R-status counts, Ann Surg, 265, 565, 10.1097/SLA.0000000000001731 Tzeng, 2013, Frequency and intensity of postoperative surveillance after curative treatment of pancreatic cancer: a cost-effectiveness analysis, Ann Surg Oncol, 20, 2197, 10.1245/s10434-013-2889-6 Uesaka, 2016, Adjuvant chemotherapy of S-1 versus gemcitabine for resected pancreatic cancer: a phase 3, open-label, randomized, non-inferiority trial (JASPAC 01), Lancet, 388, 248, 10.1016/S0140-6736(16)30583-9 Von Hoff, 2013, Increased survival in pancreatic cancer with nab-paclitaxel plus gemcitabine, N Engl J Med, 369, 1691, 10.1056/NEJMoa1304369 Conroy, 2011, FOLFIRINOX versus gemcitabine for metastatic pancreatic cancer, N Engl J Med, 364, 1817, 10.1056/NEJMoa1011923