Colon tumor
Mesenchymal tumors
Endometrial stromal sarcoma of colon

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

Revised: 4 January 2017, last major update November 2016

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

PubMed search: endometrial stromal sarcoma colon

Cite this page: Endometrial stromal sarcoma of colon. website. Accessed April 26th, 2018.
Definition / general
Essential features
Clinical features
Case reports
Gross description
  • Tumor often arises in serosa or bowel wall
Microscopic (histologic) description
  • Tongue-like growth of densely packed, plump spindle cells in short fascicles
  • Scanty, ill defined cytoplasm and round or ovoid nuclei with dispersed chromatin
  • Minimal pleomorphism or mitoses
  • Often lymphovascular invasion and perineural invasion despite low grade appearance
  • Endometriosis present in background
Microscopic (histologic) images

Images hosted on other servers:

Various images

Colonic endometrial stromal sarcoma

Positive stains
Negative stains
Differential diagnosis