in spinal concussion,
916

        in symmetrical gangrene,
1262

        in tetanus,
577

        in the treatment of the morphia habit,
673
,
675

        in tubercular meningitis,
736

    physiological action of,
652


Ophthalmoscopic appearances in cerebral anæmia,
787

        in cerebral hyperæmia,
770

    examination in tumors of the brain,
1035


Optic nerve, atrophy of, in disseminated sclerosis,
879

            in tabes dorsalis,
834


Optic sensory disturbances in nervous diseases,
39
,
40


Oöphorectomy, question of, in hysteria,
287

        in hystero-epilepsy,
312


Organic headache,
403

    Mental diseases,
176

    Nervous diseases, diagnosis of,
61-63


Osmic acid, hypodermic use, in neuralgia,
1229


Osteomata in tumors of the brain,
1049


Osteo-myelitis, as a cause of cerebral abscess,
799


Ovarian neuralgia,
1240

    pressure, effect of, in hystero-epilepsy,
298
,
299


Over-exertion as a cause of disseminated sclerosis,
884

            of spinal hyperæmia,
802


Over-study, influence on causation of chorea,
441


Over-work, influence on causation of cerebral hyperæmia,
354

            of neurasthenia,
354


Oxygen, inhalations in vaso-motor neuroses,
1256



P.

Pacchionian bodies, seat and nature, in brain tumors,
1050


Pachymeningitis,
703

    Acute spinal,
747

    Chronic spinal,
748

    External,
704

    Hemorrhagic,
707

    Internal,
706


Pain, in angina pectoris,
1237
,
1238

    in cerebral syphilis,
1005

    in diffuse spinal sclerosis,
889

    in disseminated sclerosis,
874

    in family form of tabes dorsalis,
871

    in gastralgia,
1238
,
1239

    in hysteria,
250

    in injuries of peripheral nerves,
1185-1187

    in intercostal neuralgia,
1234

    in lead colic,
683

    in hyperæmia of the brain,
770

    in migraine, seat, characters, and origin of,
408
,
412
,
1230

    in multiple neuritis,
1195

    in nervous diseases, varieties of,
33-35

    in neuritis,
1191

    in neuromata,
1210

    in sciatica,
1235

    in spinal syphilis,
1025

    in superficial neuralgia,
1212

    in symmetrical gangrene,
1258-1260

    in writers' cramp,
519

    Influence on causation of the opium habit,
649

    Seat and character, in acute spinal meningitis,
750

                spinal pachymeningitis,
747

            in chronic spinal meningitis,
753

                spinal pachymeningitis,
749

            in external pachymeningitis,
705

            in spinal meningeal hemorrhage,
754

            in tabes dorsalis,
828

            in tubercular meningitis,
725
,
726

            in tumors of the brain,
1033
,
1034

            in tumors of the spinal cord,
1091-1093


Pain-sense in tabes dorsalis,
833


Painters' colic,
683


Palsy, lead,
685


Pancreas, changes in, in chronic alcoholism,
602


Paracentesis in chronic hydrocephalus,
745

    of the sac in spina bifida,
761


Paræsthesia, hysterical,
250

    in migraine,
1230
,
1231

    in nervous diseases, general,
33

    in progressive unilateral facial atrophy,
696

    in spinal syphilis,
1025

    in spinal hyperæmia,
802


Paralalia,
571


Paraldehyde, habitual addiction to,
666

    use, in alcoholism,
641
,
642
,
645
,
646

        in the opium habit,
674
,
676


P
ARALYSIS
A
GITANS
,
433

        Diagnosis,
438

        Etiology and morbid anatomy,
437

        Symptoms,
434

        Synonyms,
433

        Treatment,
438


Paralysis, alcoholic,
621

    atrophic, of infants,
1113

    cerebral,
917

    festinans,
436

    hysterical,
237

    in acute myelitis,
816
,
817

    in acute spinal meningitis,
750

    in atrophy of the brain,
994

    in cerebral hemorrhage,
939
,
954

        meningeal hemorrhage,
712

        syphilis,
1007-1010

    in chorea,
447

    in chronic hydrocephalus,
743

        spinal pachymeningitis,
749

    in encephalitis,
791

    in hæmatoma of the dura mater,
708

    in infantile spinal paralysis,
1118
,
1123

    in nervous diseases, definition of,
42-44

    in spina bifida,
759

    in the chloral habit,
664

    in tubercular meningitis,
727

    in thrombosis of cerebral veins and sinuses,
986

    in tumors of the brain,
1040

        of the spinal cord,
1091
,
1093

    Labio-glosso-laryngeal,
1169

    Localized, in nervous diseases,
44

    of chronic lead-poisoning,
685

    of the insane, general,
176