Esophagus
Nonneoplastic disorders
Pseudodiverticulosis

Author: Elliot Weisenberg, M.D. (see Authors page)

Revised: 16 January 2018, last major update December 2012

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

PubMed Search: Pseudodiverticulosis esophagus

Cite this page: Weisenberg, E. Pseudodiverticulosis. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/esophaguspseudodiverticulosis.html. Accessed October 22nd, 2018.
Definition / general
  • Also called diffuse intramural esophageal (pseudo) diverticulosis
Epidemiology
  • Uncommon, usually elderly, slight male predominance
Sites
  • More numerous in upper third of esophagus
Etiology
Clinical features
  • Usually no clinical findings, rarely dysphagia with markedly enlarged cysts
Case reports
Treatment
  • Dilate strictures (if any), reduce inflammation as needed
Gross description
  • Numerous 1 - 3 mm flask shaped diverticula with a pinpoint mouth
Gross images

Images hosted on PathOut server:

Thickened esophageal wall due to expanded submucosa

Microscopic (histologic) description
  • Squamous lined, dilated excretory ducts of submucosal mucus glands; often surrounded by chronic inflammatory infiltrate (Hum Pathol 1988;19:928)
Microscopic (histologic) images

Images hosted on PathOut server:

Two dilated ducts in superficial submucosa