Some conditions or injuries require surgery. These conditions include: Compressed spinal cord Disk degeneration Fractures Herniated discs Infections or tumors Instability in the spine Severely pinched nerves Spinal stenosis (narrowing of the bones of the spine) Spinal deformity Surgery may also be recommended for those individuals who have symptoms of nerve damage. These symptoms include: Pain radiating down the leg or arms Acute pain in the affected area Numbness Weakness or tingling in arms or legs Loss of bowel or bladder control