Last revised by Daniel J Bell on 20 Jul 2022

A pseudocyst is an abnormal fluid-filled cavity which is not lined by epithelium.  It is this fact that distinguishes it pathologically from a cyst, which is lined by epithelium.

Examples of pseudocysts include:

See also

  • humeral pseudocyst 2
    • an unfortunately named appearance in that it is not a pseudocyst in the sense described above but is an appearance that mimics a bone cyst

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