Colon non tumor
Diverticular disease

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

Revised: 19 December 2016, last major update September 2014

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

PubMed Search: colon diverticulitis[title]
Cite this page: Diverticulitis. website. Accessed June 24th, 2018.
Definition / general
Clinical features
  • Clinically may resemble appendicitis
Case reports
  • Liquid diet (bowel rest) and oral antibiotics; surgical resection if perforation, fistula, obstruction, persistent pain, hemorrhage, repeated attacks or immunocompromise (J Clin Gastroenterol 2006;40:S145)
Gross images

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Acute diverticulitis

Acute and chronic disease

Diverticulitis with perforation

Microscopic (histologic) description
  • Acute or chronic inflammatory infiltrate near base of diverticula; occasionally granulomatous inflammation
Microscopic (histologic) images

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Perforated diverticulum

Multiple diverticula

Diverticula in sigmoid colon

Fecal granuloma associated with perforation

Differential diagnosis