Colon non tumor
Non-neoplastic, non-congenital lesions
Stercoral ulcer

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

Revised: 25 May 2016, last major update May 2016

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

PubMed Search: Stercoral ulcer
Cite this page: Stercoral ulcer . PathologyOutlines.com website. http://pathologyoutlines.com/topic/colonstercoralulcer.html. Accessed May 27th, 2017.
Definition / general
  • Ulceration of colonic mucosa secondary to impacted feces
Essential features
  • Inspissated feces can cause rectosigmoid ulceration in elderly patients
  • May perforate and lead to death
Sites
  • Usually in rectosigmoid
Etiology
  • Impacted feces stagnate, eventually eroding and ulcerating underlying mucosa
Clinical features
Diagnosis
  • Proposed criteria for stercoral perforation: round/ovoid antimesenteric perforation > 1 cm, associated with fecaloma, showing necrosis/ulcer/chronic inflammation microscopically (Dis Colon Rectum 2000;43:991)
Case reports
Clinical images

Images hosted on other servers:

Stercoral ulcers on colonoscopy

Gross description
  • Sharply demarcated ulcer(s)
  • Perforation may be present
Gross images

Images hosted on other servers:

Surgical specimen with stercoral ulcer

Microscopic (histologic) description
  • Colonic ulceration/perforation
  • Fecal material may or not may be observable microscopically
Microscopic (histologic) images

Images hosted on Pathout server:

Contributed by: Raul S. Gonzalez, M.D., University of Rochester (USA)

Differential diagnosis
Additional references