•Level
•Type: Diffuse Disk bulge / Focal Disk
Bulge /
Focal Disk protrusion
/ Disk extrusion / Disk sequestration
•Location:
Axial: central – paracentral –
foraminal – extra-foraminal
Sagittal: cranial and caudal extension à
sequestrated Disk
•Nerve root
compression
•Central canal
stenosis