Lipoma arborescens

Case contributed by Dr Ahmed Abd Rabou


Knee pain and swelling

Patient Data

Age: 12 years
Gender: Male

Marked joint effusion with frond like projections of fat containing lesions within the synovial fluid. It involves the supra and infra patellar fossa as well as the posterior knee joint compartment

Case Discussion

Lipoma arborescens is the replacement of the normal synovium with a fat containing frond like projections that extends intra articular and usually associated with effusion.

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Case information

rID: 30672
Case created: 27th Aug 2014
Last edited: 13th Mar 2016
Inclusion in quiz mode: Included

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