Interactive Case Study - June 2019

53-year-old woman with a lesion on the left wrist

Jyoti P. Kapil, MD; Mark Matthews, MD

A 53-year-old woman presented with a history of a “cyst” on the left wrist that had been present for 3 years and recently enlarged. It was frequently traumatized due to size (nearly 3 cm).

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What is the best diagnosis?

A.	Angiomatoid fibrous histiocytoma

B.	Giant cell reaction to ruptured cyst

C.	Giant cell tumor

D.	Giant cell tumor of soft tissue

E.	Malignant giant cell tumor