CD8A and pancreatic neuroendocrine tumor: And the analyzable non-PDAC group for the CD8 TMA included pancreatitis (n = 13), IPMN (n = 4), and other (4 mucinous cystic neoplasm, 1 pancreatic neuroendocrine tumor, 1 squamoid cyst, and 1 pseudopapillary neoplasm).