内耳異常サブグループにおけるABRの発見:頭神経欠陥の影響

Ayşegül Eşdoğan^1,2, Eylem Saraç Kaya³, Bensu Akcin²

¹Faculty of Health Sciences, Department of Audiology, KTO Karatay University, Konya, Turkey, 42020.

European archives of oto-rhino-laryngology : official journal of the European Federation of Oto-Rhino-Laryngological Societies (EUFOS) : affiliated with the German Society for Oto-Rhino-Laryngology - Head and Neck Surgery

|February 16, 2026

まとめ

聴覚脳幹応答 (ABR) 検査は,内耳の異常の明確なパターンを明らかにし,特に頭神経欠陥 (CND) が存在すると,波V応答に影響します.

科学分野:

神経科学は神経科学である.
オーディオロジーオーディオロジー
放射線学放射線学

背景:

内耳の変形は,複雑な聴覚学的課題を提示します.
聴覚脳幹応答 (ABR) は,聴覚経路の機能を評価する上で極めて重要です.
頭神経欠乏症 (CND) は,内耳異常に関連した難聴の重要な要因です.

研究の目的:

様々な内耳異常サブグループにおけるABRの発見を分析する.
コchlear nerve deficiency (CND) の有無と有無の個体におけるABRプロフィールを比較する.

主な方法:

内耳の異常を持つ109人の189人の耳の放射線学的分類.
頭神経の状態の評価と,異常サブグループ内のABRアウトカム.
正常耳とCND耳のABR波Vと内マイクロフォニック (CM) 応答の統計的比較.

主要な成果:

CNDは一貫して重症な変形 (アプラシア,共通腔) で発見され,ABR波VとCMが欠けていた.
コケリアの低形成と不完全な分割は,変数のABR/CM応答を示した.
CNDの頭開口の異常は,波Vは欠けていたが,検出可能なCMがあった;波Vは正常な耳とCNDの耳の間に有意に異なった (p<0.001).

結論:

ABRの特徴は,内耳異常のサブグループによって有意に変化し,CNDの影響を受ける.
詳細なABR分析は,聴覚リハビリテーションの計画に価値があります.
発見は,先天性内耳異常における難聴管理のための将来の臨床実践ガイドラインを情報提供することができます.

キーワード:

オーディオ学的発見オーディオ学的発見聴覚的な脳幹応答は,聴覚的な脳幹応答である.コクリア神経の欠乏症内耳の異常について

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