Colon non tumor
Non-neoplastic, non-congenital lesions
Reactive angioendotheliomatosis

Author: Raul S. Gonzalez, M.D. (see Authors page)

Revised: 9 January 2017, last major update October 2013

Copyright: (c) 2003-2017, PathologyOutlines.com, Inc.

PubMed search: reactive angioendotheliomatosis

Cite this page: Reactive angioendotheliomatosis. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/colonreactiveangio.html. Accessed September 22nd, 2017.
Definition / general
  • Intravascular proliferation of endothelial cells
Epidemiology
  • Typically seen in skin; extremely rare in colon, with only one case reported
Clinical features
  • Only reported patient experienced massive gastrointestinal bleeding
Case reports
Gross description
  • Numerous shallow colonic ulcers
Microscopic (histologic) description
  • Intravascular proliferation of endothelial cells resembling glomeruloid hemangioma
Positive stains
Differential diagnosis
Additional references