1naresh2naresh
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Patient 1 Patient 2 Patient 3 Patient 4 Patient 5 Patient 6 Patient 7 Patient 8 Age (yr)/disability stage 64/1 34/3 25/3 49/3 22/1 19/1 49/6 56/1 WM T1 signal (relative to the cortex gray matter) Iso Hyper Hyper Iso Iso Hyper Iso Hyper WM T2-hyperintense signal Periventricular − ++ + ++ + + ++ + Internal capsule (posterior limb) + + + + + +/− + + Corpus callosum − − − + − + − − Cerebellar peduncles − + + + + + − + Ventral pons − + − + − − − + Globus pallidus Hypointensity on T2*-/susceptibility- weighted imaging ND ++ + ++ +/− + ++ + Eye of the tiger − − − + − − − − Calcifications ND − ND + (Unilat.) − − ++ (Bilat.) − Atrophy Ventricle/subarachnoid space +++/+++ ++/+ ++/+ −/− +/− −/− +++/++ +++/+ Corpus callosum ++ ++ +/− − − +/− +++ + Cerebellar vermis/hemisphere +/− ++/+ −/− +/− +/− +/− ++/+ ++/+
Note:—Iso indicates isointense; Hyper, hyperintense; ND, not done; Unilat., unilateral; Bilat., bilateral; −, absence of abnormalities; +/−, very mild; +, mild; ++, moderate; +++, severe.
↵a Disability stage index: 1, no functional handicap but signs at examination; 3, moderate, unable to run, limited walking without aid; 6, unable to walk, requiring wheelchair.