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June 1929

Die Labyrinthreflexe auf die Augenmuskeln nach Einseitiger Labyrinthextirpation.

Author Affiliations

By R. Lorente de Nó, M.D. Price, 15 marks. Pp. 205. Berlin: Urban & Schwarzenberg, 1928.

Arch NeurPsych. 1929;21(6):1467-1468. doi:10.1001/archneurpsyc.1929.02210240242018

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This important monograph does not lend itself well to abbreviation. It consists of an exhaustive critical review of the literature and a description of numerous personal experiments, which are critically analyzed and confirmed by careful anatomic study. One is impressed by the author's realization of the incompleteness of our knowledge of the central connections from the labyrinth. The investigation, at first concerned with graphic representation of nystagmus following extirpation experiments, is led into a highly technic analysis of a mathematical nature.

The author has observed, following longitudinal section of the medulla and pons and transverse section of the pons, that decerebrate rigidity may be present and righting reflexes absent with an intact red nucleus, which naturally leads to the conclusion that, contrary to Rademacher, the red nucleus is not the center for the organization of righting reflexes and for the normal distribution of tone in the extremities. He finds it