Background: Acinar cell carcinoma (ACC) is a rare pancreatic neoplasm, representing 1% of exocrine tumours and containing a variable endocrine component. Three recent cases of ACC are reported.
Case Outlines: A 72-year-old man with painless obstructive jaundice had a 5-cm mass in the head of pancreas resected by Whipple's operation; histopathological examination showed a typical ACC.