Results: Among 17 cases of GCTTS, 3 cases were located in knee joint,6 in ankle joint,2 in wrist joint,3 in hand and 3 in foot.11 cases were the diffuse form,6 were focal.

• 结果：腱鞘巨细胞瘤位于膝关节3例，踝关节6例，腕关节2例，3例手部，3例足部。