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題 名 | 聽神經瘤之聽力學表現=The Clinical Presentation of Acoustic Neuroma in Audiology |
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作 者 | 許筱曼; 林鴻清; 李蕙莉; 鄭淑允; | 書刊名 | 中華民國聽力語言學會雜誌 |
卷 期 | 14 1999.12[民88.12] |
頁 次 | 頁26-34 |
分類號 | 416.812 |
關鍵詞 | 聽神經瘤; 聽力檢查; Acoustic neuroma; Audiometry; |
語 文 | 中文(Chinese) |
中文摘要 | 背景:聽神經瘤係指由前庭神經鞘膜細胞增生的一種良性瘤,以原發於內耳道段最常見。患者的主訴多半是單側耳鳴,聽力損失及平衡失調。這些初期症狀和一般耳神經病變患者相似,因此,如何藉由臨床的檢查程序早期發現聽神經瘤的存在是非常重要的。本文之目的,即在回顧性分析聽神經瘤患者之聽力變化,以利吾人之臨床分析。 方法:臺北馬偕醫院耳鼻喉科在民國77年間所收集的27例聽神經瘤患者,27位患者均接受本院常規純音聽力檢查,聽阻測試(包含鐙骨肌收縮閾值測試)。其中20例加作特殊聽力檢查如聽性腦幹反應檢查;11例接受語言聽力檢查。 結果:1.純音聽力檢查以「單側高音墜落型」最常見,佔44.4%。2.鐙骨肌收縮閾值測試呈陽性反應者佔84%。3.聽性腦幹反應檢查呈陽性反應者佔95%。4.語言聽力檢查:11位中有5位患者其PB Score落於64%-88%間,落於92%-100%有4例,另有兩例為0%。 綜論:綜觀上述結果,可發現聽神經瘤患者在聽力損失上以「高音墜落型」最常見,佔44.4%,此類型的患者通常需加作Speech Test及聽性腦幹反應檢查以鑑別出蝸後神經病變。而聽神經瘤患者在鐙骨肌收縮閾值呈陽性反應者佔84%,聽性腦幹反應檢查呈陽性者佔95%,因此這兩項檢查均可視為聽神經瘤的敏感指標。 |
英文摘要 | Background: This restrospective study included 27 patients who were diagnosed with an acoustic neuroma from 1988-1999 at M.M.H. The main purpose of this paper was to present auditory findings in acoustic neuroma client. Because these patient's complain are similar to other ear disease, so early detection is important to clinicians. Material and Methods: 27 patients had assessed by routinely exam. Including pure-tone audiomety Tympanogram, Acoustic reflex threshold test, 20 patients had ABR data. 9 patients had speech test. Results: High tone hearing low was the most frequent presentation (44.4%) in pure-tone audiogram of these 27 patients. The sensitivity of acoustic reflex threshold test was 84%. The sensitivity of the brainstem evoked potentials was 95%. In speech test, 5 of 9 patients had PB score range from 94%-88%. Discussion: Pure-tone audiogram showed various type in acoustic neuroma client, but High hearing loss was the most frequent presentation. For these p't, we should have their ABR and speech test data. Both of these test are indication to retrococholea lesion. |
本系統中英文摘要資訊取自各篇刊載內容。