Fig. 6From: Feasibility of MRI in diagnosis and characterization of intra-articular synovial masses and mass-like lesionsRight knee diffuse PVNS in 40-year-old male. Sagittal T1 (a), sagittal STIR (b), sagittal T2 (c), coronal STIR (d), and axial STIR (e) show large lobulated, mass-like synovial proliferation with low signal intensity (red arrow), no articular erosions. Sagittal T2 demonstrate massive synovial proliferation with low signal foci of hemosiderin (white arrow) and associated joint effusionBack to article page