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病例1:患儿,男,4岁。发现右眼视物不见1月,当地医院临床检查、B超、CT诊断为“右眼视神经占位性病变(视神经胶质瘤)”。患儿遂于1997年1月到本院就诊。眼部检查:右眼视力无光感。外观较对侧细小,眼前段无异常,眼底检查发现视乳头边界不清,视乳头周围可见大片灰白色隆起物,血管扭曲,周边视网膜平伏。左眼未见异常。B超检查:右眼轴 20.5mm,左眼轴 22.8mm,右眼视乳头向后凹陷,凹陷后方相当于正常视神经部位见一圆形无回声区,大小约 8.97mm×9.88mm,凹陷视乳头
Case 1: Children, male, 4 years old. Found right eye sight missing January, the local hospital clinical examination, B-, CT diagnosis of “right optic nerve space-occupying lesions (optic neuroglioma).” Children then in January 1997 to our hospital. Eye examination: the right eye without light perception. The appearance of the opposite side of the small, anterior segment without exception, the fundus examination revealed unclear optic disc boundaries, optic disc visible large tracts of gray bumps, vascular distortions, the surrounding retina was flat. No abnormality in the left eye. B-ultrasound: the right eye axis 20.5mm, the left eye axis 22.8mm, the back of the right eye as the sunken depression, depression is equivalent to the normal part of the optic nerve see a circular anechoic area, the size of about 8.97mm × 9.88mm, concave optic disc