F,43,severe central disc bulge at l5/s1 cause severe thecal sac compression wt possible impingement at l5 nerve roots bilaterally.what does it mean?

Lumbar disk disease: These findings are typical for someone who has back pain related to lumbar disk disease or sciatica. The good news is that most of the time this kind of problem resolves with time. Get a referral to a good physical therapist and this can help,

Surgical Opinion: See a neurosurgeon. Functional loss is a serious symptom and should be addressed sooner than later. If you can't see a doctor very soon, go to an Emergency Room especially if there is further leg weakness or bowel or bladder difficulty.