In this video from Open Operating Theatre, Jens Castein, MD, from the Center for Spinal Surgery and Neurotraumatology in Frankfurt, Germany, discussed how to perform a percutaneous posterior ...

The lumbar spine is a segment of the vertebral column. It's responsible, in large part, ... The five vertebrae are designated as L1 at the top proceeding downward to L5 at the bottom.

Lower back pain is defined as pain in the vertebrae designated L1 through L5 — these comprise the part of the spine that curves inward at the base. A common reason your back may hurt is from bad ...

Lumbar vertebrae: Numbered L1 through L5, these odd-shaped vertebrae signal the end of the typical bones of the spinal column. Sacrum : This triangle-shaped bone is made up of five fused vertebrae.

Herniated nucleus pulposus (HNP), also referred to as a herniated disc, is a common spine pathology that occurs approximately 95% of the time at the L4-L5 or L5-S1 level (Fisher et al., 2004; Asch ...

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 ...

Disc space narrowing at disc levels L1/L2 and L2/L3, visible on lumbar radiographs, may help to identify hip pain patients whose pain originates in the lumbar spine. Menu SECTIONS.

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.