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 ...

Sciatica, a condition of the lumbar spine, is often caused by pinching of the sciatic nerve. Left untreated, it can lead to sciatic nerve damage, but sciatica and its associated symptoms can be ...

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 symptoms, but the symptoms can include lower back pain, numbness, tingling ...

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 ...

I had a pretty big operation yesterday with a spinal fusion of L5 S1 and disc replacement of L4 L5. On the mend ... time on Dancing With The Stars which left him with permanent nerve damage.