The MRI scan demonstrated evidence of mild degenerative disc disease at the L4-L5 and L5-S1 interspace without significant compression of neural structures, with normal appearing vertebral bodies ...

L5-S1 is vulnerable to misalignment and injury. It can also be the site of a disc herniation or a spine ... variety of this ...

[6] In patients with spondylolisthesis and stenosis of the L4-L5 segment ... positive in patients with disc herniation, is rarely present in patients with degenerative spondylolisthesis.

At the L5/S1 level, 58% were found to have an element of disc displacement ... and how to modify training methods so as to avoid the long term sequelae of degenerative disc disease of the lumbar spine ...