Mast cell sarcoma

Colon tumor
Lymphoma and hematopoietic lesions
Mast cell sarcoma

Author: Charanjeet Singh, M.D. (see Authors page)

Revised: 3 January 2017, last major update February 2012

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

PubMed Search: Mast cell sarcoma colon

Table of Contents

Definition / general | Case reports | Microscopic (histologic) description | Positive stains

Cite this page: Mast cell sarcoma. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/colontumormastcellsarcoma.html. Accessed July 14th, 2017.

Definition / general

Rare

Case reports

32 year old woman with ascending colon tumor (Mod Pathol 1999;12:739)

Microscopic (histologic) description

Cells have abundant granular or clear cytoplasm
Oval, lobulated or indented nuclei
Numerous eosinophils

Positive stains

CD68, tryptase and CD45RB