Gallbladder
Nontumor
Papillary hyperplasia


Topic Completed: 1 September 2012

Revised: 5 September 2019

Copyright: 2003-2019, PathologyOutlines.com, Inc.

PubMed Search: Papillary hyperplasia gallbladder

Hanni Gulwani, M.B.B.S.
Page views in 2018: 1,956
Page views in 2019 to date: 1,939
Cite this page: Gulwani H. Papillary hyperplasia. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/gallbladderpaphyperplasia.html. Accessed September 23rd, 2019.
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
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