Presentation
Left knee chronic pain and swelling.
Patient Data
Age: 40 years
Gender: Male
From the case:
Tenosynovial giant cell tumor - knee
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Left knee joint moderate fusion with multi-focal mass-like synovial proliferation. These proliferations show post-contrast enhancement and some show T2* GRE blooming artifact.
Case Discussion
The overall features are suggestive of benign-appearing growth of left knee synovium most likely diffuse tenosynovial giant cell tumor, previous called pigmented villonodular synovitis