Motor neuron disease

Definition

Motor neuron disease means a definite diagnosis of one of the following conditions and is limited to these conditions:

• amyotrophic lateral sclerosis (ALS or Lou Gehrig's disease)
• primary lateral sclerosis
• progressive spinal muscular atrophy
• progressive bulbar palsy, or
• pseudo bulbar palsy.

The diagnosis of motor neuron disease must be made by a specialist.