Figure 4: Coronal 3D STIR SPACE images in a patient with history of fever 2 weeks back followed by weakness in right shoulder abduction. The right spinal nerves appear normal but hyperintense signal with interspersed foci of low signal intensity are seen in the upper trunk (block arrow on the left side) and lateral cord (block arrow on the right) of the right brachial plexus suggestive of neuritis