%0 Journal Article %T Clinical significance of revised microscopic positive resection margin status in ductal adenocarcinoma of pancreatic head %A Dong Wook Choi %A In Woong Han %A Jin Seok Heo %A Kee-Taek Jang %A Sang Hyup Han %A Seong Ho Choi %A Sunjong Han %A Yunghun You %J Archive of "Annals of Surgical Treatment and Research". %D 2019 %R 10.4174/astr.2019.96.1.19 %X Recent studies have suggested microscopic positive resection margin should be revised according to the presence of tumor cells within 1mm of the margin surface in resected specimens of pancreatic cancer. However, the clinical meaning of this revised margin status for R1 resection margin was not fully clarified %K Pancreatic ductal carcinoma %K Margins of excision %K Pancreaticoduodenectomy %K Survival %K Recurrence %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6306502/