
Anterior horn cell disease

Werdnig-hoffmann disease

Spinal muscular atrophy

Spinal muscular atrophy unspecified

Kugelberg-welander disease

Other spinal muscular atrophy

Motor neuron disease
- disorders of motor neurons which result in atrophy, fasciculation and fibrillations, spasticity, decreased muscle tone, loss of or overactive tendon reflexes, and abnormal extensor reflexes.

Amyotrophic lateral sclerosis
- progressive degeneration of the neurons that give rise to the corticospinal tract and of the motor cells of the brain stem and spinal cord, resulting in a deficit of upper and lower motor neurons.

Progressive muscular atrophy
- group of disorders marked by progressive degeneration of motor neurons in the spinal cord resulting in weakness and muscular atrophy, usually without evidence of injury to the corticospinal tracts.

Progressive bulbar palsy

Pseudobulbar palsy

Primary lateral sclerosis

Other motor neuron diseases

Other anterior horn cell diseases

Anterior horn cell disease unspecified