MS amyotrophic lateral sclerosis brain disease cephalalgia cerebral palsy chorea emotional disorder epilepsy falling sickness glossopharyngeal neuralgia headache herpes zoster ischialgia migraine nervous disorder neuralgia neuritis neuropathy organic psychosis palsy polyneuritis pressure neuropathy priapism radiculitis sciatic neuritis sciatica shaking palsy shingles spastic paralysis the jerks tic douloureux toxic psychosis