Colon non tumor
Colitis (non-infectious)
Eosinophilic colitis / proctitis

Author: Hanni Gulwani, M.D. (see Authors page)

Revised: 26 December 2016, last major update May 2013

Copyright: (c) 2003-2016,, Inc.

PubMed Search: eosinophilic colitis[title]
Cite this page: Eosinophilic colitis / proctitis. website. Accessed May 21st, 2018.
Definition / general
Clinical features
  • In infants, is frequently food-related; resolves in days after dietary changes
  • In adults, symptoms include diarrhea, abdominal pain, weight loss
  • Intestinal involvement is primarily mucosal, presenting as a mild self-limited proctitis in infants and self-limited colitis in young adults (Br Med Bull 2011;100:59)
Case reports
Clinical images

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Endoscopic findings

Microscopic (histologic) description
Microscopic (histologic) images

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Eosinophilic colitis

Diagnostic findings

Intense mucosal infiltration by eosinophils

Interstitial eosinophilic infiltration

Sheets of eosinophils within lamina propria