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November 1945

Syphilitic Deafness.

Arch Otolaryngol. 1945;42(5):443. doi:10.1001/archotol.1945.00680040563023

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This book represents a comprehensive study of syphilitic deafness. The subject is considered first from the standpoint of acquired syphilis with its involvement of the external, middle and internal ears. Emphasis is placed on the involvement of the internal ear primarily, and an anatomicopathologic discussion of the lesions encountered permits ready interpretation of the symptoms and the subjective and the objective findings. The principal lesion is neurolabyrinthitis. The author attempts to classify three types of deafness: 1. There is a marked loss in perception of sounds in the upper tone limits. 2. There is a loss in perception of sounds in the lower tone and the upper tone limits but only a moderate reduction in the middle register. However, he occasionally encounters a peculiar dip in the middle register. 3. There is a more or less generalized loss of hearing for all tones, and the audiometric picture closely resembles that

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