September 10, 2026
Spinal stenosis refers to the narrowing of the open spaces within the spine, which can put pressure on the spinal cord and the nerves that travel through the spine to the arms and legs. While spinal stenosis is commonly caused by age-related degenerative changes, the anatomical location of the narrowing—specifically in the neck (cervical stenosis) versus the lower back (lumbar stenosis)—dramatically alters the underlying clinical risks and symptoms.
Understanding where the compression occurs is key to establishing an accurate diagnosis and treatment plan.
In the cervical spine (neck), narrowing can compress individual nerve roots (radiculopathy) or the central spinal cord itself (myelopathy). Because the spinal cord terminates lower in the back, cervical cord compression directly threatens central nervous system function.
In the lumbar spine (lower back), the spinal cord has ended, leaving a bundle of nerve roots known as the cauda equina. Lumbar stenosis typically compresses these nerve roots, causing symptoms that manifest in the legs and buttocks.
Because cervical cord compression can cause progressive neurological deficits, cervical myelopathy often requires timely surgical decompression (such as anterior cervical discectomy and fusion or cervical laminectomy) to prevent permanent spinal cord injury.
In contrast, lumbar stenosis is often managed initially through conservative care, interventional pain techniques, or minimally invasive lumbar decompression when leg pain impairs daily mobility.