Synovial Osteochondromatosis with Lipomatosis - A Rare Case Report

Synovial lipomatosis is a rare, synovial based disorder that typically affects a single knee. Synovial lipomatosis (SL) is a rare, articular condition of unknown etiology, characterized by hypertrophic fat infiltration beneath the synovium. The proliferative synovium is filled with mature adipose cells. Synovial osteochondromatosis is a rare disease that creates a benign change or proliferation in the synovium or joint lining tissue which changes to form bone-forming cartilage. Magnetic resonance imaging and synovial biopsy helps in establishing this diagnosis. We are presenting this case report showing both the components i.e Synovial Lipomatosis with Osteochondromatosis. Only few of the cases are reported with this diagnosis, however both the components like Synovial Osteochondromatosis with Lipomatosis has not been reported so far, to best of our knowledge.