Gallbladder & extrahepatic bile ducts
Gallbladder nonneoplastic
Papillary hyperplasia

Topic Completed: 1 September 2012

Minor changes: 5 September 2019

Copyright: 2003-2019,, Inc.

PubMed Search: Papillary hyperplasia gallbladder

Hanni Gulwani, M.B.B.S.
Page views in 2019: 2,821
Page views in 2020 to date: 2,097
Cite this page: Gulwani H. Papillary hyperplasia. website. Accessed August 13th, 2020.
Definition / general
  • Usually secondary to inflammatory disorders (chronic cholecystitis [5 - 20%] or cholelithiasis, adenomyomatous hyperplasia, primary sclerosing cholangitis, ulcerative colitis), cholesterolosis (up to 100%) or anomalous arrangement of pancreaticobiliary duct (40 - 90%)
  • Diffuse or focal
Case reports
Microscopic (histologic) description
  • Single layer of columnar epithelium in papillary mucosal folds, may be villiform
  • Basal nuclei, no atypia
Back to top