Primary pancreatic squamous cell carcinoma with duodenal invasion: Literature review and a case report
Pancreatic squamous cell carcinoma (PSCC) is a rare pancreatic exocrine tumor. Pancreas does not contain squamous cells, which further makes it a rare tumor. However, several theories have explained histogenesis and mechanism of carcinogenesis. PSCC is very rare, has a poor prognosis and an aggressive nature with limit...