感音系難聴の統計的観察

概要

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Among all out-patients seen at the Department of Otorhinolaryngology of Osaka University Hospital, 1034 cases of probable perceptive deafness were selected for our statistical observation.This disorder was found to be considerably wide in its age distribution, , though its highest incidence was Seen among the twentiesi. Males were more affected than women.In the majorty of cases, the exact cause was unknown. In these cases, the type of hearing loss was either slowly-descending toward high-pitch sound, horizontal or steep-falling on high-pitch sound.Bilateral hearing loss of perceptive type was frequently encountered in Ménière's disease and sudden-deafness.Acoustic trauma was predominantly common among males.
社団法人日本耳鼻咽喉科学会の論文