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As stated in the introduction, this monograph is not merely a compilation but represents much work and investigation by the author. A review of the anatomy of the ear is followed by functional testing of hearing. Grahe insists that the whisper be used so faintly that the normal individual with both ears closed can hear nothing. Unless this is done, one cannot be sure of the results of this test. There is next presented the examination of the vestibular apparatus. The author calls attention to the possible fallacies in the past-pointing reactions. The third chapter deals with functional disturbances in peripheral ear disease. Next there is a discussion of cochlear and vestibular changes in disease of central origin, such as involvement of the eighth nerve, the medulla and pons, the midbrain, the temporosphenoidal lobe, the cerebellum, the frontal lobe and general brain lesions. Each subdivision has a brief summary which
Hirn und Ohr: Kurze Darstellung der Hör- und Gleichgewichtsuntersuchung und ihrer Bedeutung für die Erkennung endokranieller Erkrankungen.. JAMA. 1932;99(18):1536. doi:10.1001/jama.1932.02740700076045