It is the part of the spine where the lumbar spine ends and the sacral spine begins. It helps you twist, bend, and stand ...

An MRI scan revealed severe spinal canal stenosis at L3-L4 and L4-L5, as well as a herniated nucleus pulposus on the right at L5-S1 (Figs 11, 12). DC underwent a L3-L5 decompressive laminectomy ...

[6] Physical examination. Physical examination often reveals limitation in motion of the lumbar spine, especially regarding extension of the spine. Spinal extension causes significant narrowing of ...