Fig. 11
From: Imaging in the diagnosis of ulnar nerve pathologies—a neoteric approach
a Hypoechoic ulnar nerve (A) at the elbow with underlying synovial thickening (red star) and cortical irregularity (red arrow). b Thickened hyperintense ulnar nerve (yellow arrow) with surrounding synovial thickening (red arrowhead) and joint effusion on T2-weighted MR image. Also noted is subchondral cysts (blue arrow) and cortical irregularity (red arrow). c PD FS image shows hyperintense ulnar nerve (yellow arrow), joint effusion (red arrow) and panniculitis (blue arrow), all features of chronic inflammation