Bone
Other tumors of bone
Lipoma

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

Revised: 18 October 2016, last major update June 2005

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

PubMed search: intraosseous lipoma bone

Cite this page: Lipoma. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/bonelipoma.html. Accessed August 21st, 2017.
Definition / general
  • Very rare, usually ages 30s and 40s
  • Often involves calcaneus; also femur, tibia; almost all cases are intramedullary
  • Usually asymptomatic and an incidental finding
Radiology description
  • Sharply outlined lytic lesion with rarefaction of bone, central area of calcification
Radiology images
Images hosted on PathOut server:

Intraosseous lipoma

Case reports
Microscopic (histologic) description
  • Mature adipose tissue, no hematopoietic elements
  • Variable hemorrhage, fat necrosis, calcification, reactive bone formation
Microscopic (histologic) images
Images hosted on PathOut server:

Intraosseous lipoma