PMC7656047_01
(a and b) Sagittal T2-weighted images showing L5, S1 level anterior epidural hypointense lobulated mass lesion attached to the posterior surface of the vertebral body with severe canal stenosis. (c and d) Axial T2-weighted images showing bi-lobulated lesion protruding from the vertebral body with near total canal stenosis.
SNI-11-331-g001.jpg
PMC7656047_01_SNI-11-331-g001.jpg
F1
When the lumbar MR demonstrated L5S1 EH responsible for spinal canal stenosis [Figure 1], the patient underwent an L5S1 laminectomy; postoperatively, all preoperative symptoms and signs resolved.