The sciatic nerve originates from the spinal nerves L4, L5, S1, S2, and S3. Your sciatic nerve extends lower than your vertebrae, and all these nerve fibers join and make the sciatic nerve.

The obturator nerve location spans from your lumbar spine to your thigh, and it resembles a forking river. The top of the nerve is rooted in spinal nerves L2, L3, and L4.

Medically reviewed by Jennifer Steinhoff, MD A pinched nerve in the lower back occurs when excessive pressure is applied to a nerve, leading to pain, numbness, or weakness. Also known as radicular ...

The spinal cord is a long bundle of nerves and cells that carries signals between the brain and body. This article looks at the spinal cord’s function and anatomy and includes an interactive ...

Spinal nerves have both sensory and motor function. That means that they can both send sensory information to the CNS as well as transmit commands from the CNS to your body’s periphery.

Michael Lee, Matthew C. Kiernan, Vaughan G. Macefield, Bonne B. Lee, Cindy S.-Y. Lin. Short-term peripheral nerve stimulation ameliorates axonal dysfunction after spinal cord injury.

Neurological functions following spinal cord injury have generally been assessed using the American Spinal Injury Association (ASIA) impairment scale. However, the scale primarily evaluates motor ...

Grade 3 or severe spinal stenosis occurs when the spinal cord becomes completely compressed, changes shape, and loses or alters its ability to send signals to the rest of the body through the nerves.

A procedure in which working nerves are rerouted to paralyzed muscles has shown improvements in hand and arm function, giving patients with spinal cord injury "a whole new realm of independence." ...

Spinal cord stimulation restores neural function, targets key feature of progressive neurodegenerative disease Date: February 5, 2025 Source: University of Pittsburgh Summary: Boosting ...