L5-S1 is the exact spot where the lumbar spine ends and the sacral spine begins. The lumbosacral joint connects these bones.

A $2.3 million settlement has been reached for a construction worker seriously injured when he fell while working on stilts.

Thus, a left L5-S1 disc herniation compresses the left S1 ... Although most recover without surgery, patients with large midline lumbar HNPs may suffer significant neurological impairment.

Most disc herniations occur at the bottom of the spine at the L4/5 and/or L5/S1 discs. The condition may not always cause ...

Background Clinical examination of patients with chronic lumbar radiculopathy aims to clarify ... 1.74 (95% CI 1.04–2.93) for L5, and 1.29 (95% CI 0.97–1.72) for S1 nerve root impingement.

This paper discusses the theory that subtle lumbosacral canal impingement of the L5 nerve root may be a relatively common ... Many clinicians subscribe to the concept of a “back related” hamstring ...

Objectives: To observe the prevalence of lumbar intervertebral disc degeneration in elite athletes ... It was most common at the L5/S1 level, and, of the abnormal group, 36% (n = 11) showed the most ...