Focal pigmented villo-nodular synovitis (PVNS)

Case contributed by Dr Mohammad A. ElBeialy


Knee pain.

Patient Data

Age: 50 years
Gender: Female

A small localized nodular synovial proliferation is seen indenting the superolateral aspect of the infra-patellar Hoffa's pad of fat, it is seen demonstrating hypointense T1 and hyperintense STIR / PD fat suppression signal. It measures 14 X 13 X 11 mm in its main diameters.

Mild joint effusion.

No meniscal tear. Intact cruciate and collateral ligaments. Intact articular cartilage. No marrow signal abnormality.

Case Discussion

Focal Pigmented Villonodular Synovitis

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Case information

rID: 25530
Published: 29th Oct 2013
Last edited: 14th Aug 2019
Inclusion in quiz mode: Included

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