The L5-S1 spinal motion segment, also called the lumbosacral joint, is the transition region between the lumbar spine and sacral spine in the lower back. In this region, the curvature of …

Apr 8, 2025 · L5-S1 consists of the last bone in the lumbar spine (low back), called L5, and the triangle-shaped bone under it, known as the sacrum. The sacrum is made of five fused …

The L5-S1 segment sits at the base of your spine, where the lumbar spine meets the sacrum. This area is crucial for movement and stability, but it’s also highly vulnerable to injury and …

L5-S1 nerve damage often causes sharp pain that radiates from your lower back down to your foot. You may feel numbness, tingling, or nerve pain in your hip, leg (sciatica), or toes. This …

Jul 24, 2023 · The L5 S1 joint (or the lumbosacral joint) is a combination of the fifth lumbar vertebra and the first sacral vertebra. It is an important joining that connects the trunk to the …

Nov 4, 2024 · Learn about the causes of pain at L5-S1, including disc prolapse and nerve compression, and explore the best treatment options for relief and recovery.

4 days ago · The fifth lumbar vertebra (or the L5 vertebra) is the largest and most inferior of the lumbar vertebrae. As the last of the lumbar vertebrae, the L5 vertebra bears more body weight …

Aug 22, 2024 · What is the Lumbar Spine? The lumbar spine is made up of 5 vertebrae, labeled L1-L5. These vertebrae are responsible for supporting the upper body and allowing for …

Feb 21, 2025 · Lower back pain and radiating leg pain are common issues that can stem from various spinal problems. One of the most frequently involved segments is the L5-S1 region, …

The L4 and L5 are the two lowest vertebrae of the lumbar spine. Together with the intervertebral disc, joints, nerves, and soft tissues, the L4-L5 spinal motion segment provides a variety of …