Figure 5.a, b.
12-year-old boy with familial Mediterranean fever and accompanying oligoarticular JIA of the right ankle. Sagittal proton-density SPAIR image (a) shows joint and tenosynovial effusion. Sagittal post-contrast fat-saturated T1WI (b) displays enhancing of synovial proliferation (from the courtesy of Dr. A. Turan)