Demyelinating diseases | Location | Length and segment distribution | Enhancement |
---|---|---|---|
Multiple sclerosis | Dorsal or lateral columns | Short segment, scattered | Yes, if active |
NMOSD (Devic’s disease) | Central | Long segment | Patchy |
ADEM | Diffuse swelling of cord | Long segment | None |
Guillian-Barré | Diffuse Nerve roots | Conus medullaris, cauda equina roots | Yes |
Transverse myelitis | > 2/3 on axial view; swelling of cord | Short (acute partial) or long (acute complete) | Variable |