Medically reviewed by Brigid Dwyer, MD The lumbosacral joint, also called L5-S1, is a term used to describe a part of the spine. L5-S1 is the exact spot where the lumbar spine ends and the sacral ...

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 ...

It focuses on the anatomy of the spinal cord and spinal nerves. The next article in the series will continue to explore the peripheral nervous system, concentrating on the cranial nerves. Citation ...

A lumbosacral spine X-ray, or lumbar spine X-ray, is an imaging test that helps your doctor view the anatomy of your lower back. The lumbar spine is made up of five vertebral bones. The sacrum is ...

The ilioinguinal nerve branches off the first lumbar nerve, which is near the lower back. It branches down the body through the second and third abdominal muscles and communicates with the ...

Comparison Between a Modified Fast 3-Dimensional Turbo Spin-Echo and Diffusion-Weighted Imaging With Background Suppression in Evaluation of Lumbosacral Plexus and Its Branches, Journal of ...