5mm anteriolisthesis of L4 over L5 associated with facet anthropthy and ligamentum flavum thickening. Mild degree of spinal stenosis at L4/5 due to disc bulge, hypertrophic changes of the facet joints and thickening of the ligamentum flavum. Mild degree of encroachment of the subarachnoid space and neural canal by hypertropic facet joint disease.
L3/4 revealed slight degree of disc bulge of 1 or 2mm without evidence for disc herniation, foraminal narrowing or central or lateral stenosis.