Colon non tumor
Colitis (non-infectious)
Mastocytic enterocolitis

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

Revised: 27 December 2016, last major update May 2013

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PubMed Search: mastocytic enterocolitis
Cite this page: Mastocytic enterocolitis. PathologyOutlines.com website. http://pathologyoutlines.com/topic/colonmastocyticenterocolitis.html. Accessed February 21st, 2017.
Definition / General
Case Reports
Micro Description
  • Defined as more than 20 mast cells per high power field and no other significant histologic findings
  • A diagnosis of exclusion
Micro Images

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Normal colon

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Increased mast cells

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Increased mast cells

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CD117

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CD117

Positive Stains
Differential Diagnosis