Nonneoplastic disease
Baker cyst

Author: Vijay Shankar, M.D. (see Authors page)

Revised: 15 August 2017, last major update December 2012

Copyright: (c) 2002-2017,, Inc.

PubMed Search: Baker's cyst [title]

Cite this page: Shankar, V. Baker cyst. website. Accessed July 21st, 2018.
Definition / general
  • Also called popliteal cyst
  • Synovial cyst in popliteal space
  • Due to herniation of synovial membrane through posterior joint capsule or escape of joint fluid from bursae
  • Associated with degenerative joint disease, neuropathic arthropathy, rheumatoid arthritis
Diagrams / tables

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Popliteal cyst

Left popliteal fossa

Case reports
Clinical images

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Baker cysts

Radiology images

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MRI views

Microscopic (histologic) description
  • Lined by synovium, may have cartilage in cyst wall