<unk>  is one of a number of medical disorders affecting the<unk>  horn of the spinal cord.<unk> s include spinal muscular atrophy, poliomyelitis and amyotrophic lateral sclerosis.
Anterior horn disease
Vascular myelopathy
Amyotrophic lateral sclerosis
Occipital horn syndrome
Surfer's myelopathy
Polyneuropathy
Primary lateral sclerosis
Juvenile primary lateral sclerosis