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颅脑外伤中视神经外伤的发病率为0.3％～5.2％(1)。由外伤所致视神经视交叉损伤,临床並不多见。我院遇到2例,报告如下:
The incidence of optic nerve trauma in traumatic brain injury ranged from 0.3% to 5.2% (1). Optical traumatic optic chiasm due to traumatic injury, clinical and rare. Our hospital encountered 2 cases, the report is as follows: