CLASSIFICATION of SPINAL STENOSIS


Spinal canal stenosis can be classified in various vays. Below, a brief one is presented.

A. Congenital-developmental stenosis of the spinal canal
  • Achondroplastic stenosis
  • Normal patient with narrowed spinal canal

B. Acquired stenosis of the spinal canal
  • Stenosis due to degenerative changes
  • Stenosis due to degenerative spondylolisthesis
  • Iatrogenic—postfusion stenosis
  • Post-traumatic
  • Miscellaneous skeletal diseases such as Paget's disease, etc.

C. Combined A and B



Reference

Arnoldi CC, Brodsky AE, Cauchoix J. et al. Lumbar spinal stenosis and nerve root entrapment syndromes: definitions and classification Clin Orthop. 1976,1154-5 with permission






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