Dr. Jeff Lehmen, a spine surgeon at SSM St. Mary's Hospital, said this assumption could be a sign of lumbar disk herniation, ...

Lumbar herniated ... disc, osteophyte formation, or spondylolisthesis. Symptoms include leg and buttock pain with activity that is alleviated by rest or maneuvers that increase spinal canal ...

Understanding the structure or anatomy of disks is essential ... bulges into the spinal canal. A ruptured disk, sometimes ...

Posteriorly, the bony arch encircles the spinal canal (Fig 1 ... The intervertebral disc provides support and both allows and resists excessive movement. It consists of the nucleus pulposus ...