Table 1:

Brain MR imaging scoring system for MLD

Brain AreasScore*Maximum per Area
Frontal WM6
    Periventricular012
    Central012
    U-fibers012
Parieto-occipital WM6
    Periventricular012
    Central012
    U-fibers012
Temporal WM6
    Periventricular012
    Central012
    U-fibers012
Corpus callosum4
    Genu012
    Splenium012
Projection fibers6
    Internal capsule posterior limb012
    Internal capsule anterior limb012
    Midline pons012
Cerebral atrophy0122
Thalamus011
Basal ganglia011
Cerebellum2
    WM01
    Atrophy01
Total34
  • Note:—MLD indicates metachromatic leukodystrophy; WM, white matter.

  • * 0 indicates normal; 1, faint hyperintensity; 2, dense hyperintensity.

  • XXX.