Other nonneoplastic diseases
Cystic meniscus

Topic Completed: 1 January 2013

Minor changes: 26 September 2019

Copyright: 2002-2019,, Inc.

PubMed Search: Cystic meniscus

Vijay Shankar, M.D.
Page views in 2019: 1,494
Page views in 2020 to date: 573
Cite this page: Shankar V. Cystic meniscus. website. Accessed July 13th, 2020.
Definition / general
  • Lesion similar to ganglion but in menisci of knee
  • Either at lateral or medial joint margin (AJR Am J Roentgenol 2001;177:409)
  • Either confined to meniscus or extends beyond capsule
  • Almost always associated with meniscal tears; may be due to trauma
  • Cyst caused by simple extrusion of synovial fluid through meniscal tear
  • Usually pain and swelling
Case reports
Clinical images

Images hosted on other servers:

Arthroscopic finding

External aspect of cyst

Cyst resection

Microscopic (histologic) description
  • Cyst lined by synovial epithelium with nonspecific inflammation and focal hemorrhage
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