On T2WI, it presented isointerisity or slightly hyperintensity signal.Conclusion: GCTTS and PVNS were different in the usnal parts, but they have the same signal characteristics.

• 结论：腱鞘巨细胞瘤与色素沉着绒毛结节性滑膜炎好发部位不同，但病灶具有相同的信号特征。