Figure 2. Axial T2 fast spin-echo weighted fat-suppressed MRI of the elbow demonstrates abnormal posterior interosseous nerve thickening combined with high signal intensity changes of this nerve between the superficial and deep heads of the supinator muscle (arrow)

From

Posterior Interosseous Nerve Compression Syndrome: Imaging Findings Highlights

Jose Elmadan Albuquerque Barroso-Junior, Jovelino Coimbra-Neto, Francisco Abaete Chagas-Neto

American Journal of Medical Case Reports. 2015, 3(12), 415-418 doi:10.12691/ajmcr-3-12-9