... There has been interval progression of discdegenerative change at L4-L5..
There is now a moderate to large left paracentral left lateral recess and
left foraminal disc protrusion at L4-L5 with annular ligament tear.
Progressive disc degeneration contributes to mild central canal stenosis.
Severe left lateral recess stenosis. Posterior displacement of nerve roots
extending to both the right and left L5-S1 foramen