Evaluate the clinical outcome of lumbar spinal canal stenosis treated by microendoscopic decompressive laminotomy with facet-preserving technique.

Conclusion. In patients undergoing surgery for degenerative lumbar spinal stenosis, the preoperative type of leg pain predicts function and leg symptom outcomes.

FJ hypertrophy or a synovial cyst can contribute to lateral and central lumbar stenosis, which can lead to impingement on the exiting nerve root.