Skip to Content
Medical Term:

pigmented villonodular synovitis


diffuse outgrowths of synovial membrane of a joint, usually the knee, composed of synovial villi and fibrous nodules infiltrated by hemosiderin- and lipid-containing macrophages and multinucleated giant cells; the condition may be inflammatory, although recurrence is likely to follow incomplete removal.

Synonym(s): chronic hemorrhagic villous synovitis

© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.