Appl Immunohistochem Mol Morphol 2021 May 5. Epub 2021 May 5.
Departments of Pathology Gastrointestinal Surgery, Beilun People's Hospital, Ningbo, Zhejiang Province, China.
Because of the distinct and complex anatomy of the ampullary region, the exact origin of the periampullary tumors was often difficult to ascertain. In this study, we evaluated 78 patient samples, including 26 small intestinal adenocarcinomas, 35 pancreatic ductal adenocarcinomas, and 17 cholangiocarcinomas by immunohistochemical detection of cadherin-17 (CDH17), CDX2, CK20, and CK19 protein expression. The result showed that CDH17 and CDX2 expression was higher in small intestinal adenocarcinoma (73. Read More