Patients with S1 nerve root compression typically experience sharp, shooting pains that radiate from the lower back down to the legs. This pain, often described as sciatica, can vary in …

The L5 spinal nerve roots exit the spinal cord through small bony openings (intervertebral foramina) on the left and right sides of the spinal canal. These nerve roots join with other …

Spinal stenosis is the narrowing of the spinal canal, which can compress the spinal cord and spinal nerve root, leading to pain and discomfort. The most common cause of spinal stenosis …

The S1 nerve root emerges from the spine and joins with other nerve roots to form the sciatic nerve, the largest nerve in your body. Understanding the S1 nerve distribution is essential for …

Oct 20, 2023 · S1 Nerve: It innervates the muscles that control plantar flexion of the ankle joint (pointing your toes downward). It also plays a role in knee flexion and hip extension. It also …

Sciatica S1 is a specific diagnosis describing symptoms which originate from nerve root impingement of the sacral 1 spinal nerve. S1 is one of the nerve structures which eventually …

Injections may also be used diagnostically as a selective nerve block to confirm the nerve root as the cause of the leg pain and may be helpful as a diagnostic aid prior to surgery. The L5 and …

When the S1 nerve root is compressed, it can cause pain, numbness, or weakness in the lower back, hips, and legs. This type of nerve compression is commonly caused by herniated discs, …

Pinched nerve at S1-S2 spinal segment. Impingement of the S1 nerve can lead to weakness with the large gastronemius muscle in the back of the calf, causing difficulty with foot push, along …

Jul 8, 2023 · Roots: L4, L5, S1. Motor Functions: Innervates the gluteus minimus, gluteus medius and tensor fascia lata. Sensory Functions: None. A useful memory aid for the major branches …