L5-S1 is vulnerable to misalignment and injury. It can also be the site of a disc herniation or a spine disorder called ...

Herniated nucleus pulposus (HNP), also referred to as a herniated disc, is a common ... lowest part of the spinal cord. It fills the thecal sac from approximately L2 to S1. Symptoms include ...

Medically reviewed by Isabel Casimiro, MD, PhD Fact checked by Jillian Dara The lumbar spine includes the five vertebrae in ...

Objectives: To observe the prevalence of lumbar intervertebral disc degeneration in elite athletes as compared with published literature of changes seen in non-athletes—that is, normal population.

It is presumed that muscles and tendons are more susceptible to injury as they age, but it is not clear why injuries to soft tissues with an L5 and S1 nerve supply have such a strong correlation ...

bulging of an intervertebral disc, osteophyte formation, or spondylolisthesis. Symptoms include leg and buttock pain with activity that is alleviated by rest or maneuvers that increase spinal ...

The U.S. Food and Drug Administration (FDA) has granted 510 (k) clearance to an expandable lateral lumbar interbody system.