Pain provocation at lumbar discography as analyzed by computed tomography/discography.

摘要: Pain provocation was analyzed in 1477 intervertebral discs 523 patients subjected to lumbar computed tomography/discography. The relation between pain and the degree of general degeneration anular disruption assessed according Dallas Discogram Description as indices intradiscal deterioration investigated. also evaluated after categorizing by clinical diagnosis. showed little deterioration, whereas a strong found it herniated nucleus pulposus. pulposus, with extraligamentous extrusion or sequestration, large protrusions, maximum protrusion site at nerve root portion, herniation routes passing through central portion disc high ratio. ratios associated spinal canal stenosis were extremely low.