Fig. 1
From: Unmasking of a spinal dural AV fistula on MRI following steroid administration
Sagital Stir (a) and post contrast T1W fat saturated (b) images through the thoracic spine, sagital Stir image through the lumbar spine (c) and axial T2 weighted image at the T12 level (d), demonstrate a long segment of thoracolumbar expansile intramedullary cord signal abnormality and enhancement (arrows). Post surgical changes of prior decompressive laminectomy in the lumbar spine are noted