Benign gallbladder tumors
Inflammatory polyp

Author: Hanni Gulwani, M.D. (see Authors page)

Revised: 6 February 2018, last major update September 2012

Copyright: (c) 2003-2018,, Inc.

PubMed Search: Inflammatory polyp gallbladder

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Cite this page: Gulwani, H. Inflammatory polyp. website. Accessed January 21st, 2019.
Definition / general
  • 15% of benign polyps
  • Associated with chronic cholecystitis
Case reports
Gross description
  • 3 - 15 mm, red gray brown, usually sessile and single
Gross images

Images hosted on other servers:

Smooth surfaced polyp

Microscopic (histologic) description
  • Sessile mucosal projections with a surface of columnar epithelial cells covering a fibrous stroma with chronic inflammatory cells and lipid laden macrophages in granulation type tissue
Microscopic (histologic) images

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Nonneoplastic polyp with
edematous stroma and
infiltration of lymphocytes
and plasma cells