Why is discectomy and fusion necessary when the problem is nerve root compression from bone spurs. research says disc comp gen. resolves w/out surgery?

Depends on Diagnosis: For disc herniation disectomy shown give quicker leg pain relief no difference at two years sport trial. Fusion are recommended for spinal instability not generally a problem with a simple disc herniation really need to know what symptom you want to get treat and what the diagnosis is,generally stenosis can be accompanied with spondylolithesis a slip which does better as a decompression and fusion