Ampulla of Vater
Colloid carcinoma

Topic Completed: 1 December 2012

Revised: 11 January 2019

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

PubMed Search: Colloid carcinoma[title]

Hanni Gulwani, M.B.B.S.
Page views in 2018: 83
Page views in 2019 to date: 57
Cite this page: Gulwani H. Colloid carcinoma. website. Accessed June 18th, 2019.
Definition / general
  • Usually associated with intraductal papillary mucinous neoplasm or tubular/tubulovillous adenoma (Am J Surg Pathol 2002;26:56)
  • Similar prognosis to other periampullary adenocarcinomas (in above study)
Microscopic (histologic) description
  • Predominantly mucin lakes with floating malignant epithelial cells and minimal conventional adenocarcinoma
  • May contain signet ring cells
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