chiasm
- 1. The relative cisterns are carotid cistern and optic chiasm cistern;
- 相关蛛网膜结构有颈动脉池、视交叉池；
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- 2. Abnormal shape of optic chiasm with encephalomalacia of the frontal lobe was found in 1 case of trauma.
- 外伤1例，表现为视交叉形态异常伴额叶软化灶；
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- 3. The cavernous sinus was the most easily involved structure (29.4%), followed by optic chiasm (21.8%) and clivus (14.1%).
- 海绵窦是最容易受累的结构（29.4%），其次是视交叉（21.8%）和斜坡（14.1%）。
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- 4. Objective:To provide morphological evidences for the reasons of the visual field defect caused by the optic chiasm compressing through saddle area tumors.
- 目的：为鞍区肿瘤压迫视交叉引起视野缺损原因提供形态依据。
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- 5. This head CT scan demonstrates a mass with irregular margins in the region of the sella. Such a mass may impinge upon the optic chiasm, just like a pituitary adenoma.
- 头颅CT显示颅咽管瘤，在蝶鞍可见边缘不规则的大肿块，象垂体腺瘤一样压迫视交叉。
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- 6. Differentiation of"tunior shadow"from"mass shad-ow"on CT scan, Axial scan US direct coronal scan and the phenomeron of delayed decompres5ion of optic chiasm were discussed.
- 作者还对蝶鞍CT分辨瘤影和块影，轴位CT与直接冠状CT扫描，延迟性视交叉减压等进行了讨论。
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- 7. Differentiation of"tunior shadow"from"mass shad-ow"on CT scan, Axial scan US direct coronal scan and the phenomeron of delayed decompres5ion of optic chiasm were discussed.
- 作者还对蝶鞍CT分辨瘤影和块影，轴位CT与直接冠状CT扫描，延迟性视交叉减压等进行了讨论。
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