Noboru Ideno, Takao Ohtsuka, Hiroshi Kono, Kenji Fujiwara, Yasunori Oda, Shinichi Aishima, Tetsuhide Ito, Kousei Ishigami, Shoji Tokunaga, Kenoki Ohuchida, Shunichi Takahata, Masafumi Nakamura, Kazuhiro Mizumoto, Masao Tanaka
OBJECTIVE: To identify a high-risk group of patients with pancreatic ductal adenocarcinoma (PDAC), independently arising in the pancreas with intraductal papillary mucinous neoplasm (IPMN), using histopathologic subtypes. BACKGROUND: Pathologic features of IPMN with distinct PDAC, including histopathologic subtypes of IPMN and PDAC phenotypes, have not been well characterized. Mucin expression patterns and the mutational status of GNAS and KRAS are useful to explore the relationship between these 2 lesion types...
July 2013: Annals of Surgery