CNS & pituitary tumors


Synovial cyst

Last author update: 1 February 2012
Last staff update: 24 August 2020

Copyright: 2002-2024,, Inc.

PubMed Search: Synovial cyst of the spine [title]

Eman Abdelzaher, M.D., Ph.D.
Page views in 2024 to date: 1,144
Cite this page: Abdelzaher E. Synovial cyst. website. Accessed July 13th, 2024.
Definition / general
  • Extradural, commonly lumbar, spinal cysts
  • Associated with degenerative joint disease
Clinical images

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Lumbar synovial cyst

Gross description
  • Fibrous wall, mucoid fluid
Microscopic (histologic) description
  • Lined by fibrous tissue with or without synovial lining
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