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Table 1 Demyelinating disease summary

From: Location, length, and enhancement: systematic approach to differentiating intramedullary spinal cord lesions

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