Aseptic meningitis

Cerebrovascular disease

Demyelinating syndrome

Headache

Movement disorder

Myelopathy

Seizure disorder

Acute confusional state

Anxiety disorder

Cognitive dysfunction

Mood disorders

Psychosis

Guillain-Barre syndrome

Autonomic neuropathy

Mononeuropathy (single/multiplex)

Myasthenia gravis

Cranial neuropathy

Plexopathy

Polyneuropathy