十二对脑神经DTI纤维束成像
1、视神经及视束神经纤维束
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视辐射神经纤维束
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两侧不交叉的视神经(颞侧)
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两侧交叉的视神经(鼻侧)
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视觉传导路
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乳头体与视交叉的关系
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病例2
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2、绿色为听神经
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蓝色为三叉神经
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红色为脊髓小脑束
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绿色、棕色为皮质小脑束及皮质红核束
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3、动眼神经
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4、三叉神经
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5、颈丛
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臂丛由第5~8颈神经前支和第一胸神经前支大部分组成。经斜角肌间隙穿出,行于锁骨下动脉后上方,经锁骨后方进入腋窝。臂丛五个根的纤维先合成上、中、下三干,由三干发支围绕腋动脉形成内侧束、外侧束和后束,由束发出分支主要分布于上肢和部分胸、背浅层肌。
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