Other tumors of bone
Benign fibrous histiocytoma

Author: Nat Pernick, M.D. (see Authors page)

Revised: 27 October 2016, last major update June 2005

Copyright: (c) 2003-2016,, Inc.

PubMed search: benign fibrous histiocytoma [title] bone

Cite this page: Benign fibrous histiocytoma. website. Accessed March 28th, 2017.
Definition / General
  • Very uncommon
  • Usually older than 20 years
  • Associated with pain
  • Benign behavior
  • Sites: pelvic bones, other unusual sites
Radiology Description
  • Small, lytic lesions with sharply defined margins and a sclerotic rim
Case Reports
  • Curettage and bone grafting, may recur locally
Micro Description
  • Storiform pattern of spindled cells with frequent foam cells and variable benign multinucleated giant cells
  • Resembles cutaneous counterpart
Micro Images
Images hosted on PathOut server:

Foam cells with delicate fibrous stroma and reactive bone

Cytology Description
  • Scattered foam cells, minimal inflammatory infiltrate, no mitotic activity
Differential Diagnosis
Additional References