question: posterocentral disk extrusion seenL4-L5 level causing compression of thecal sac and bilateral L5 nerve roots and posterocentral disk protrusion seen at L5-S1 level causing indentation ofthecal sac and bilateral lateral recess narrowing my friend is having this problem it can be cured or what she stay in chennai can tell me which hospital does this operation take place her age 36