Colon non tumor
Infectious colitis (specific microorganisms)

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

Revised: 4 January 2017, last major update May 2013

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

PubMed Search: basidiobolomycosis
Cite this page: Basidiobolomycosis. website. Accessed February 28th, 2017.
Definition / General
  • More common in skin and subcutis, rare in GI tract
Case Reports
  • Both surgical and medical; patients should undergo resection of all affected bowel segments and debridement of involved tissue followed by antifungal therapy (prolonged treatment with itraconazole) (Arch Pathol Lab Med 2009;133:1938)
Gross Images

Images hosted on other servers:

Adherent small bowel loop

Postmortem liver

Micro Description
  • Marked mural thickening with fibrosis, prominent eosinophils, palisading granulomas around pale thin-walled but broad and often aseptate hyphae
  • Also spore-like spherules with occasional septal hyphae surrounded by a thick eosinophilic cuff (Splendore-Hoeppli phenomenon)
Micro Images

Images hosted on other servers:
Missing Image

Acute / chronic inflammation

Missing Image Missing Image

Splendore-Hoeppli phenomenon

Missing Image


Missing Image

Periodic acid-Schiff stain

Missing Image

Fungal hyphae-1

Missing Image

Fungal hyphae-2

Missing Image

Liver biopsy

Missing Image

Spore forms

Missing Image

Various images