To evaluate the visual function of patients with ocular contusion by visual evoked potentials (VEP) and flash electroretinogram (F-ERG).

目的视觉诱发电位(vep)和闪光视网膜电图(F - ERG)联合应用评价钝挫伤眼的视功能。

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ObjectiveTo observe the affectiveness of the lens opacity on the maximal combined reaction (MCR) of the scotopic flash electroretinogram (F ERG).

目的观察白内障晶状体混浊对闪光视网膜电流图（FERG）最大混合反应（MCR）的影响。

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Objective: To observe the change of pattern electroretinogram (PE RG ) and flash electroretinogram (FERG) in early period diabetic rats and guide the clinical prevention of diabetic retinopathy(DR).

目的：观察糖尿病大鼠早期视网膜功能的改变，指导临床对糖尿病视网膜病变（DR）的防治。

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Objective: To observe the change of pattern electroretinogram (PE RG ) and flash electroretinogram (FERG) in early period diabetic rats and guide the clinical prevention of diabetic retinopathy(DR).

目的：观察糖尿病大鼠早期视网膜功能的改变，指导临床对糖尿病视网膜病变（DR）的防治。

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