Definition: 'Herniated Disc'
herniated discType: Term
1. protrusion of a degenerated or fragmented intervertebral disc into the intervertebral foramen with potential compression of a nerve root or into the spinal canal with potential compression of the cauda equina in the lumbar region or the spinal cord at higher levels characterized by disruption of the annular fibrosis.
The definition information for herniated disc is provided by Stedman's. You can search our medical dictionary here.