Lipoma arborescens

Case contributed by Dr Mohammad A. ElBeialy

Presentation

57 years old man with chronic knee pain and swelling.

Patient Data

Gender: Male
MRI
  • moderate left supra-patellar joint effusion with frond-like synovial masses of fat signal in all pulse sequences. 
  • degenerated articular cartilage with thinning and denudation as well as subchondral degenerative marrow changes with tibio-femoral and patello-femoral osteoarthritis. 
  • degenerated posterior horn medial meniscus with triangular band of increased signal intensity, and meniscal tear. 
  • intact anterior horn medial meniscus and lateral meniscus.
  • intact cruciate and collateral ligaments.
  • normal signal and girth of the peri-articular musculature

Diagnosis:

  • lipoma arborescens of the left knee joint with moderate supra-patellar joint effusion. 
  • degenerative joint disease with degenerated posterior horn medial meniscus.

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Case information

rID: 23406
Case created: 12th Jun 2013
Last edited: 25th Feb 2016
Inclusion in quiz mode: Included

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