Following this introduction, under Chapter I, the general topic of what the writer terms the traumatic dysthenias or the traumatic sthenopathies is discussed under the following subheadings: (a) Simple post-traumatic asthenia; (b) Post-traumatic astheno-mania; (c) Prolonged asthenia and chronic traumatic asthenia, under which he includes traumatic neurasthenia, traumatic hystero-neurasthenia, traumatic neurosis, and traumatic psychoneurosis; (d) Chronic post-traumatic mania; (e) Periodic post-traumatic dysthenias; (f) Asthenic mania and pathological anatomy. Chapter II, under the general heading, "Traumatic Dysthymias: (a) Anxiety post-traumatic hyperthymia; (b) Traumatic hypochondriasis and traumatic hysteria; (c) Special hyperthymia of accidents; (d) Hysterical and traumatic crises; (e) Prolonged or permanent post-traumatic disturbances of character in children and adults. Chapter III, under the general heading, "Traumatic Dysthymias": (a) Traumatic amnesia; (b) Post-traumatic Korsakoff syndrome; (c) Traumatic mental confusion; (d) Post-traumatic agnosia; (e) Post-traumatic dementias; (f) Systematized chronic post-traumatic deliriums. Chapter IV, under the general heading, "Psychic states and Diverse Post-Traumatic Neuroses": (a) Post-traumatic epilepsy; (b) Traumatic aphasia; (c) Alcoholism, traumatism and hallucinatory conditions; (d) Post-traumatic sensual perversions; (e) Pains, vertigos, deafness, etc., following trauma; (f) Distant post-traumatic psychic disorders with cerebral lesions; (g) Unclassifiable observations. To this comprehensive material is added an appendix on the topic of psychic and neurotic disturbances as indications for trephining.