Extrahepatic bile ducts
Tumors
Dysplasia of extrahepatic bile ducts


Topic Completed: 1 September 2012

Revised: 22 February 2019

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

PubMed Search: Dysplasia[TI] extrahepatic bile ducts
Page views in 2018: 267
Page views in 2019 to date: 79
Cite this page: Gulwani H Dysplasia of extrahepatic bile ducts. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/gallbladderdysplasiaofextrahepatic.html. Accessed March 21st, 2019.
Definition / general
  • Spectrum from hyperplasia to high grade dysplasia to invasive adenocarcinoma exists, similar to intraductal papillary mucinous neoplasms
  • High grade dysplasia at cystic duct margin is rare without invasive carcinoma (HPB (Oxford) 2011;13:865)
  • Almost universally abnormally short telomeres (Mod Pathol 2006;19:772)
Microscopic (histologic) description
  • May have prominent subnuclear vacuoles
Microscopic (histologic) images

Images hosted on other servers:

High grade dysplasia of cystic duct margin

Figures 3 and 4

Positive stains
Negative stains
Differential diagnosis
Back to top