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鞍区肿瘤是脑外科常见肿瘤之一。其症状特点有二,即视神经障碍和内分泌障碍。鞍区肿瘤的视神经障碍手术后的视力恢复引起了脑外科的注意,但对视力障碍的性质与术后恢复的关系尚未见报导。近年来对视神经萎缩的机理及视力性质改变正引起人们的关注,Quigly 等人已证明萎缩的机理及视力性质改变基于神经纤维的变性。国内夏、吴二氏则提出了视力有量变及质变的理论,临床上对颅内鞍区肿瘤术前视力损害仅有定量指
Saddle area tumor is one of the common tumors in brain surgery. Symptoms are characterized by two, namely, optic nerve disorders and endocrine disorders. Optic Nerve Disorders After Selous Area Surgery Visual acuity recovery has drawn the attention of the brain surgery, but the relationship between the nature of visual impairment and postoperative recovery has not been reported. In recent years, the mechanism of optic atrophy and changes in visual acuity are aroused people’s attention, Quigly et al. Have demonstrated that the mechanism of atrophy and changes in visual acuity based on the degeneration of nerve fibers. Domestic summer, Wu Erzhe put forward the theory of quantitative change and qualitative change, clinical intracranial sellar tumor preoperative visual impairment only quantitative index