Spinal stenosis is a narrowing of the spinal canal. As the canal narrows, it puts pressure on the spinal cord or nerve roots, causing pain, numbness or other problems.

Cervical spinal stenosis refers to a narrowing of the spinal canal. If the canal narrows significantly, it can become too small for the spinal cord and nerve roots.

Lumbar hyperlordosis is an exaggerated curvature of the lumbar spine most often involving the L3, L4, and L5 vertebrae. Shown on the top is an open foramen and a free nerve root allowing flexion; on ...

Neuroinflammation of the spinal cord and nerve roots in chronic radicular pain patients. PAIN, 2018; 159 (5): 968 DOI: 10.1097/j.pain.0000000000001171 ...

Nerves of the brachial plexus originate from a nerve root. Avulsion happens when the nerve root pulls out of the spinal cord as a result of blunt trauma. Most cases are due to motor vehicle accidents.

The sciatic nerve is the longest in your body, starting with nerve roots located in your lumbar spine (lower back) which then run through your hips, bum, and legs, down to your feet.

Medically reviewed by Lauren Schlanger, MD A dermatome is an area of skin that gets its sensation from a specific spinal nerve root. Spinal nerves exist in 31 pairs, one on each side of the spine ...