Pigmented Villonodulon Synovitis (Giant-Cell Tumor of the Tendon Sheath and Synovial Membrane)——A Review of thirty Cases

Orthopedic Hospital, ZHENGZHOU HONAN ABSTRACT the Pigmented Villonodular Synovitis is a relatively Uncommon disease which involves the synovium and tendons，characterized by proliferation of the synovial Lining with formation of numerous yellowish brown villous and nodular projections with heavy Hemosidern deposition. From 1973-1984 there were 30 cases;Among them 16 were males and 14 fimales.the age ranged from 8~66，43% occurred in the fingers (toe) and 57% in the Joint. Radio graphic evidence of osteoarthritis (2 cases) and cyste formation ( 2 cases).With the bone and cartilage were involved (3 cases). Pigment Villonodulon Synovitis were clasaified in to Tendon sheath types and arthron types. Promt diagnosis and early Treatment are important.