Disc Herniation - What Is It? - Narration & Animation by Cal Shipley, M.D.

Disc Herniation - What Is It? - Narration & Animation by Cal Shipley, M.D. http://www.calshipleymd.com Review of spinal anatomy and the process of intervertebral disc herniation as a result of degenerative or traumatic tears in the annulus fibrosus of the disc.