Resumo
Introduction: Biliopancreatic malignant neoplasms are the second leading cause of death from cancer of the digestive tract, after colorectal cancer. Among the main types of cancer of the biliopancreatic system, cholangiocarcinoma (CCA) and pancreatic ductal adenocarcinoma (ACDP) stand out, whose anatomopathological similarities make it difficult or impossible to differentiate between the …