Spinal stenosis is narrowing inside the spine and is a common reason for spinal surgery. Spinal fusion surgery is increasingly be added to the standard decompression surgery, but does not have any evidence of adding benefit to the procedure. At the same time adding the fusion increases the cost, increased recovery time, and increases the rate of infections and complications.
Does this practice sound rational to you?
Benefit of lumbar fusion for spinal stenosis found to be small to nonexistent