Diagnostic significance study of dynamic myelography on non-bony lumbar stenosis

English Keywords:Lumbar vertebrae,Spinal canal narrow,Myelography

English Abstract:

  From 1985 to Feb. 1992, 200 cases of lumber stenosis were subjected to dynamic flexion-extension myelography. Three types of complete intradural block were appeard at 39 intervertebral levels(in 24 cases) in a special posture, which resulted from non-bony