 - Neurological diseases and disorders such as stroke affecting the brain regions of interest, movement disorders e.g., Huntington disease, chorea, myoclonus, Gilles de la Tourette syndrome, essential tremor, Parkinsons disease, progressive supranuclear palsy, and neuroleptic-induced syndromes, tumors involving the brain region of interest, genetic diseases of the CNS, traumatic brain injury with loss of consciousness chronic infections of the nervous system, ataxias, myopathies, myasthenia gravis, demyelinating diseases, epilepsy, alcoholism, and drug dependence. 