Soft tissue
Adipose tissue
Lumbosacral lipoma

Author: Vijay Shankar, M.D.

Revised: 28 January 2018, last major update August 2012

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

PubMed Search: Lumbosacral lipoma

Page views in 2018: 323
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Cite this page: Shankar, V. Lumbosacral lipoma. website. Accessed February 15th, 2019.
Definition / general
  • Diffuse overgrowth of mature fat overlying lumbosacral spine
  • Not a WHO diagnosis
  • Infants and children (incidence of 4 - 8 per 100K population), peaks at ages 0 - 2 and 7 - 8 years
  • Associated with spina bifida or laminar defect
  • Usually connected to spinal cord or cauda equina through defect
Case reports
Microscopic (histologic) description
  • May contain numerous vessels or smooth muscle cells