Localized pigmented villonodular synovitis - knee

Case contributed by Dr Gustavo Aguiar

Presentation

Knee pain.

Patient Data

Age: 50 years
Gender: Female

A nodular synovial proliferation in the superolateral aspect of the Hoffa's fat pad. The lesion is hypointense on T1WI and hyperintense on PD fat suppression with some foci of low signal in both sequences

Case Discussion

Localized pigmented villonodular synovitis (PVNS) represents a nodular hypertrophic process that originates from a small area of the synovium with pigmentation from hemosiderin.

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Case information

rID: 67475
Published: 10th Apr 2019
Last edited: 15th Apr 2019
Inclusion in quiz mode: Included
Institution: Clínica Villas Boas

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