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, CEACAM5 is linked to pancreatic adenocarcinoma.