entrapment myelopathy , cauda equina syndrome and/or radiculopathy are ascribed to a soft tissue edematous mechanism superimposed on congenital or degenerative spinal stenosis , traumatic or postoperative spondylolisthesis , postmyelographic and/or postoperative arachnoiditis and a traumatic swollen or protrused intervertebral disc .
C0013604
edematous
C0038999
swollen