Low back pain for months with left sided pain and weakness. There is slight disc dessication at L4-5 and a small disc protrusion eccentric to the left with impingent upon the adjacent left lateral recess nerve roots and mild neural foraminal stenosis. The other lumbar spine levels are unremarkable and there is no significant spinal canal stenosis. The vertebral body heights are preserved. The vertebral column alignment is within normal limits. The vertebral bone marrow signal is unremarkable. The spinal cord displays normal signal and morphology. The paravertebral soft tissues are unremarkable.
Degenerative spondylosis at L4-5 with a small disc protrusion eccentric to the left that impinges upon the adjacent left lateral recess nerve roots and causes mild neural foraminal stenosis. 