Diffuse membranous staining was found for integrin αvβ6, CEA, cMET, EGFR, HER2, and uPAR in pancreatic adenocarcinoma (Table 3) and integrin αvβ6, CEA, cMET, EGFR, EpCAM, HER2, and VEGFR2 in periampullary adenocarcinoma (Table 4). Here, EPCAM is linked to periampullary adenocarcinoma.