Fig. 4
From: Monogenic disorders as mimics of juvenile idiopathic arthritis
a– b b MRI STIR Coronal T2 sequences show symmetrical effusions affecting both hips a and knees joints, bilateral coxa-vara, with short and broad femoral necks, moderate effusions of the hips and knees (c) Coronal T1 post contrast shows a moderate effusion with minimal synovial enhancement (d) x-ray left wrist showing periarticular osteopenia