Back pain. Evaluate for herniated lumbar disc. The vertebral column alignment is within normal limits. There is loss of disc height, disc desiccation and endplate degenerative changes at L4-5. There is a small subcentimeter subchondral cysts at the inferior endplate of L4. The vertebral body heights are preserved. The vertebral bone marrow signal is unremarkable. There is no significant spinal canal stenosis. The spinal cord displays normal signal and morphology. The paravertebral soft tissues are unremarkable.T12-L1 through L3-4: There is no significant compromise to spinal canal or neural foramina.L4-5: There is a mild disc bulge, with superimposed right lateral recess disc protrusion. There is mild facet hypertrophy. There is mild to moderate right neural foraminal narrowing. There is no significant spinal canal narrowing. L5-S1: There is no significant compromise to spinal canal or neural foramina.
Spondylosis with right lateral recess disc protrusion and mild/moderate right neural foraminal narrowing at L4-5.