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In the second edition of his well known Précis, Lévy-Valensi has adhered to the original purpose of the volume: to aid the student and practitioner in making a neurologic diagnosis. "Neurologic diagnosis should answer the three following questions: What is the system damaged? At what level? By what? The first question is a physiologic, the third a biologic, but the second is purely a geometric one." While admitting that the present-day trend is away from the localizing function of the neurologist, he remains faithful to the "classic facts of localization," with some reserves made necessary especially by the work of von Monakow on diaschisis.
The volume is in three parts. The first deals with generalities, the motor and sensory pathways, special levels (reflex, peripheral neuron, vesical, anorectal and genital apparatus) and the visual apparatus. The second part deals with a systematic neurologic examination. The examination of the reflexes is especially
Précis de diagnostic neurologique pratique. Arch NeurPsych. 1932;28(4):965. doi:https://doi.org/10.1001/archneurpsyc.1932.02240040210018
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