Disc dessication with diffuse annular disc bulge, large posterior and posterior left paracentral disc protrusion and facet joint arthropathy seen L4-L5 result in marked effacement of bilateral neural foramina, bilateral lateral recess stenosis nd marked canal stenosis with compression over thecal sac and bilateral s1 nerve roots (l>r) and predominantly left L4, L5 nerve roots. Small posterior disc protrusion seen at D11-12 level resulting in indentation over thecal sac.