MS amyotrophic lateral sclerosis brain disease cephalalgia chorea emotional disorder epilepsy falling sickness glossopharyngeal neuralgia headache herpes zoster ischialgia migraine multiple sclerosis 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