Ampulla of Vater
Mixed acinar-endocrine carcinoma

Topic Completed: 1 December 2012

Revised: 11 January 2019

Copyright: (c) 2003-2019,, Inc.

PubMed Search: Mixed acinar-endocrine carcinoma
Page views in 2018: 134
Page views in 2019 to date: 64
Cite this page: Gulwani H. Mixed acinar-endocrine carcinoma. website. Accessed May 24th, 2019.
Definition / general
  • May arise in heterotopic pancreatic cells
  • Acinar cell carcinoma component is composed of pancreatic acinar cells with zymogen granules on EM
Case reports
Microscopic (histologic) description
  • Nests of tumor cells with acinar structures and endocrine immunoreactivity and endocrine granules on EM
Microscopic (histologic) images

Images hosted on other servers:

Various images

Positive stains
  • Amylase, trypsin, synaptophysin
Electron microscopy description
  • Endocrine and zymogen granules
Back to top