COLOR VEPS IN PARKINSONS-DISEASE

被引:40
作者
BARBATO, L [1 ]
RINALDUZZI, S [1 ]
LAURENTI, M [1 ]
RUGGIERI, S [1 ]
ACCORNERO, N [1 ]
机构
[1] UNIV ROMA LA SAPIENZA,DIPARTIMENTO SCI NEUROL,VIALE UNIV 30,I-00185 ROME,ITALY
来源
ELECTROENCEPHALOGRAPHY AND CLINICAL NEUROPHYSIOLOGY | 1994年 / 92卷 / 02期
关键词
COLOR VEPS; PARKINSON DISEASE; COLOR VISION;
D O I
10.1016/0168-5597(94)90057-4
中图分类号
R318 [生物医学工程];
学科分类号
0831 ;
摘要
Evoked potential studies have confirmed visual pathway impairment in Parkinson's disease. Dopamine is also known to be involved in retinal color vision mechanisms. In this study, pattern evoked potentials were recorded in 20 parkinsonian patients in ''on'' and ''off'' conditions to compare the sensitivity of black-and-white and color pattern stimuli. Evoked responses to colored patterns proved more sensitive to L-DOPA therapy. This finding supports the proposed dopamine modulation of the retinal color system and suggests that color pattern evoked potential studies might be used in monitoring dopamine therapy in parkinsonian patients.
引用
收藏
页码:169 / 172
页数:4
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