1naresh
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Characteristics NMOSD (n = 10) ADEM (n = 10) P Value Lesion localization/infratentorial Medulla 4 (40%) 2 (20%) 1 Area postrema 2 (20%) 1 (10%) 1 Cerebellum 2 (20%) 2 (20%) 1 Pons 4 (40%) 7 (70%) .37 Middle cerebellar peduncle 4 (40%) 6 (60%) .65 Periventricular 5 (50%) 6 (60%) 1 Mesencephalon 2 (20%) 4 (40%) .63 Periaqueductal 1 (10%) 1 (10%) 1 Lesion localization/supratentorial Diencephalon Thalamus 1 (10%) 7 (70%) .02a Hypothalamus 0 3 (30%) .21 Periventricular 0 5 (50%) .37 Internal capsule 0 5 (50%) .03a Basal ganglia 1 (10%) 3 (30%) .58 Corpus callosum 1 (10%) 2 (20%) 1 Cerebral white matter Periventricular 3 (30%) 6 (60%) .37 Juxtacortical-subcortical 5 (50%) 9 (90%) .57 Cerebral cortex 0 3 (30%) .21 Size (≥2 cm) 6 (60%) 8 (80%) .63 T1 hypointensity 7 (70%) 6 (60%) 1 Expansion 7 (70%) 8 (80%) 1 Contrast enhancement 8 (80%) 5 (50%) .35 Enhancement pattern Patchy, nodular 5 2 Diffuse 0 3 Leptomeningeal 3 0 Ring-incomplete ring 1 1 Perivenular 1 0 Restricted diffusion 2b 3 (30%) 1