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Insomnia and Nerve Strain.

JAMA. 1908;LI(9):776. doi:10.1001/jama.1908.02540090058021.
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The following list of topics discussed in these pages will give some idea of the contents of the volume: Illustrative Cases: Sleep and Fatigue; Emotions; Subconscious Sensory Reflexes; Atavistic Symptoms; Derangements of Formal Thought; Inductive Inhibition; Convulsive Seizure and Chronic Spasms: Vascular Potential: Mechanism of the Vasoneural Circuit; Nutrition and Vitality; Cell Potential in Evolution; Epicritic Neuropsychoses; Prognosis; Therapy; Predisposition and Heredity.

Something more than one-fifth of the volume is devoted to "illustrative cases" of insomnia, melancholia, hysteria, mania, neurasthenia, dementia præcox, etc., in which the patients were cured by removal of impacted teeth. Unfortunately, the condition of patients long after this treatment is rarely detailed by the author, but the cases are dismissed with the statement that they remained well. Many of these cases are illustrated by skiagraphs of the jaws and teeth. The treatment is novel and awakens doubt in the minds of most readers. However, there is


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