Soft tissue
Adipose tissue
Hemosiderotic fibrohistiocytic lipomatous lesion

Author: Vijay Shankar, M.D.

Revised: 5 September 2018, last major update August 2012

Copyright: (c) 2002-2018, PathologyOutlines.com, Inc.

PubMed Search: Hemosiderotic fibrohistiocytic lipomatous lesion

Cite this page: Shankar, V. Hemosiderotic fibrohistiocytic lipomatous lesion. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/softtissueadiposehemosiderotic.html. Accessed November 20th, 2018.
Definition / general
  • Superficial benign fatty lesion, usually of foot / ankle, with CD34+ spindle cells and abundant hemosiderin
  • Possibly a reactive lesion
  • Not a WHO diagnosis
Epidemiology
Case reports
Treatment
  • Radical surgical excision and follow up
  • May recur locally
  • No metastases or deaths
Gross description
  • Mean 8 cm (range, 2 - 17 cm), solid and circumscribed but not encapsulated
Microscopic (histologic) description
  • Unencapsulated circumscribed superficial fatty lesion with CD34+ spindle cells and abundant hemosiderin (Stanford University)
  • Spindle cells have vesicular nuclei and indistinct nucleoli with occasional hyperchromatism
  • Inflammatory background
  • No / minimal atypia
Microscopic (histologic) images

Images hosted on PathOut server:

Case of the Week #199:


Various images



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Various images

Positive stains
Negative stains