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題 名 | Transcranial Magnetic Stimulation and Its Applications in Children=穿顱腦磁激術及其兒童的應用 |
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作 者 | 林光麟; | 書刊名 | 長庚醫學 |
卷 期 | 25:7 2002.07[民91.07] |
頁 次 | 頁424-436 |
分類號 | 417.581 |
關鍵詞 | 穿顱腦磁激術; 兒童腦部; 中樞運動神經重新組織; Transcranial magnetic stimulation; Children's brains; Central motor reorganization; |
語 文 | 英文(English) |
中文摘要 | 穿顱腦磁激術(transcranial magnetic stimulation,TMS)提供一種非侵入性的方法,可以在腦部誘發局部興奮電位,而且可以在腦皮質造成短暫性的功能變化。利用這種方法,在成人方面已經廣泛地當成神經生理學的診斷工具,並利用它做神經行為及神經精神方面的研究。對於小孩子,雖然目前應用上還是有所限制,但已經是供一個特殊的機會來探索兒童腦部的社經生理學。利用單一脈衝穿顱腦磁激術(single pulse TMS),我們可以測量腦部運動閾值(motor threshold)、中樞傳導時間(central conduction time)、肌肉運動興奮電位(motor evolked potential)、靜止期(silent period)、成對脈衝刺激曲線(pared-pulse curve),以獲得更多兒童腦部生理的資訊;並可發現腦耜發展過程及受傷後中樞運動神經重新組織的證據。再經過更多安全性的了解,高頻率連續性穿顱腦磁激術(repetitive TMS)將來在兒童神經學上所扮演的角色也可能像在成人領域方面一樣重要。 |
英文摘要 | Transcranial magnetic stimulation (TMS) provides a non-invasive method of induction of focal currents in the brain as well as transient modulation of the function of the targeted cortex. TMS is now widely used as a diagnostic tool in adults. In children, its application to date has been limited, even though TMS offers unique opportunities to agin injsights into the neurophysiology of a child’s brain. Using the single-pulse TMS technique, investigators can measure motor thresholds, motor evoked potentials, silent periods, control conduction times, and the paired-pulse curve to study control nervous system development and central motor reorganization after a cerebral lesion. Repetitive TMS (rTMS) is a novel treatment for psychiatric illness that is undergoing trials for a range of disorders in adults. Although there are rare published data on r TMS as a treatment for neuropsychiatric diseases in young persons, the benefits from TMS are nevertheless encouraging. Two important issues of pediatric TMS are safety considerations and methodology. In the future, rTMS may play an important role in the study and possibly in the therapy of children’s diseases after more safety studies are completed. |
本系統中英文摘要資訊取自各篇刊載內容。