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顏面神經走向異常:穿由鐙骨腳間-病例報告

Aberrant Course of Facial Nerve: Through the Stapedial Arch - Case Report

摘要


醫源性顏面視經創傷為中耳手術常見的併發症,所以顏面神經的正常走向及其可能的變異乃耳科術者所必須熟悉的。中耳顏面神經異常最常見的是在水平段的顏面神經管裂隙,其它則為神經走向異常、分叉、鼓索神經變異及持續存在胚胎期血管;其中顏面神經異常穿由鐙骨腳間的走向非常罕見。本科於民國84年7月經歷1病例,主訴為右耳聽障30年併耳鳴1年,在懷疑為源自右側且穿經鐙骨前後腳。

關鍵字

顳骨顏面神經 異常

並列摘要


A 34-year-old male patient received exploration of the middle ear under the suspicion of sequale of chronic ottitis media with ossiculr fixation. Aberrant course of facial nerve in the oval window was found. It was coursing through the stapedial arch, and stapedial fixation was also found. The postoperative recovery was uneventful and facial nerve function was unimpaired. The patient’s hearing in the right ear improved about 25dB.

並列關鍵字

intratemporal facial nerve anomaly

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