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Spinal Stenosis: Lumbar

Spinal Stenosis: Lumbar

Picture of lumbar spinal stenosis
Picture of a normal spinal canal and a narrowed spinal canal (cross section)

When the spinal canal in the low back becomes narrower (stenosis), the nerve roots get squeezed.

Current as ofSeptember 20, 2018

Author: Healthwise Staff

William H. Blahd, Jr., MD, FACEP - Emergency Medicine

Adam Husney, MD - Family Medicine

Kathleen Romito, MD - Family Medicine

Kenneth J. Koval, MD - Orthopedic Surgery, Orthopedic Trauma