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；
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；
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%）。
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。
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。
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。
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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