| 2 | Visual Functions and TraceElement Metabolism in Tobacco-toxic Optic Neuropathy显示文摘Visual functions and nutrition metabolic characteristics werestudied in 8 subjects(16 eyes)with tobacco-toxic optic neuropathy(TTON).Their visual functions tested by psychophysical and electrophysiologicmethods showed that:1.central vision diminished in 16 eyes,2.dyschromatopsias were found in 14 tested eyes,3.bilateral symmetricalcentral or cecocentral scotomas were the visual field characteristics in allcases,4.PVEP were severe abnormal in 3 spatial frequencies in all cases and56.3% of 15' checkboard ... | Yu Wang Lezheng Wu De-Zheng Wu Futian Jiang Taiqing Luo National Ophthalmological Laboratories,Ministry of Public Heallth,China Zhongshan Ophthalmic Center,Sun Yat-sen University of Medical Sciences,Guangzhou 510060,China Shaoyu Sheng Zengxi Li Yechen Liang Guangdong lnstitute of Analysis,100 Xianlie Road,Guangzhou 510070,China | 1992 | 眼科学报1992，8，3： | 0 |
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