What's the difference between i.e. and e.g.?
metachromatic leukodystrophy n.
An inherited metabolic disorder characterized by myelin loss, accumulation of metachromatic lipids in the white matter of the central and peripheral nervous systems, a marked excess of sulfatidates in white matter and in urine, progressive paralysis, and dementia.
rare inherited metabolic disease in which the lack of a key enzyme causes loss of the protective myelin sheath from the white matter of the brain, resulting in psychological disturbances, mental deterioration, and sensory and motor defects.