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        west china medical publishers
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        find Keyword "穿透征" 1 results
        • 穿透征(Transmantle sign)的磁共振成像及其特征

          Barkovich等于1997年首先報道磁共振成像的穿透征,在T2相FLAIR相為輕度高信號,T1相為低信號的帶狀異常從異常腦溝伸延至側腦室壁。最常見于局限性皮質發育障礙 Ⅱb 型。本文復習相關文獻介紹其磁共振成像特點、定義、臨床意義及組織病理學,結合發生機制強調穿透征的必要條件為從皮質溝底伸向側腦室壁的異常信號,不能與同樣常見于局限性皮質發育障礙 Ⅱ 型的溝底現象混為一談。

          Release date:2022-04-28 09:14 Export PDF Favorites Scan
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