<unk> , a form of<unk>  syndrome, also known as Subacute Necrotizing Encephalomyelopathy (SNEM), is a rare, inherited neurodegenerative disorder that mainly affects the central nervous system and becomes apparent during infancy, often after a viral illness. There is  progressive loss of mental and movement abilities (psychomotor regression) and often leads to death within 2-3 years, usually due to respiratory failure.
Leigh's disease
Wilson's disease
Wilson-Mikity syndrome
Sneddon-Wilkinson disease
Wilson's temperature syndrome
Gaucher's disease
Fabry's disease
Fox-Fordyce disease