中心视力
- 网络Central Vision;central visual acuity
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AMD引起视网膜光感细胞的崩解死亡,继而导致中心视力的进行性下降。
AMD causes light-sensitive cells in the retina to break down , resulting in progressive loss of central vision .
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CNV常累及黄斑,引起反复出血、渗出、瘢痕形成,严重损害中心视力。
CNV often involving the macula , has repeatedly caused bleeding , leakage , scarring , and serious damage to central vision .
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结论部分中心视力正常、眼底有玻璃膜疣的可疑早期AMD,视功能已发生改变。
Conclusion Visual function of some suspected early AMD patients with drusen may be damaged , though the central visual acuity appears normal .
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白内障患者术后F-VEP、F-ERG检查预测中心视力的评价
Evaluation of visual electrophysiological test by F-VEP and F-ERG in central visual acuity prediction in cataract cases
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结果可疑早期AMD患者与正常对照组的SF比较差异有显著性的意义,且较中心视力及Amsler表检查更为敏感。
Results SF were significantly different in suspected early AMD group and control group . SF was more sensitive than the examination of central visual acuity and Amsler chart .
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结果观察组的中心视力明显高于对照组(P005);
Results Locomotive drivers ' central vision was higher than that of the controls ( P 0 05 );
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方法对可疑早期AMD患者51例66只眼,正常对照32人40只眼,进行黄斑光阈值SF、Amsler表和中心视力的检测。
Methods SF of macular light sensitivity , Amsler chart and central visual acuity were examined in 51 patients ( 66 eyes ) with suspected early AMD group and in 32 patients ( 40 eyes ) in the control group .
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目的观察激光扫描检眼镜(SLO)黄斑光敏度检查在评估特发性黄斑前膜眼视功能中的作用以及黄斑光敏度与中心视力、黄斑中心凹厚度的相互关系。
Objective To observe the effect of scanning laser ophthalmoscope ( SLO ) measuring macular light sensibility on evaluating the visual function in idiopathic epiretinal membrane ( IERM ), and analyze the relationship among the macular light sensibility , central visual acuity , and the thickness of fovea .
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该病主要表现为急性或亚急性双侧中心视力丧失、视神经萎缩。
It characterized by acute or subacute loss of central vision and optic atrophy .
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前部缺血性视神经病变患者药物改善异常血流变对中心视力恢复的影响
The effective drug treatment on central vision recovery in abnormally hemorrheologic behavior of anterior ischemic optic neuropathy
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黄斑光敏度变化与中心视力、斑中心凹厚度相关。
The changes of macular light sensitivity correlates with the central visual acuity and retinal thickness of macular fovea .
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负责中心视力的黄斑区提供清晰而精细的影像。
The macula is an area on the retina that provides a clear , sharp image to our central vision .
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老年性黄斑变性是老年人中心视力丧失的重要原因之一,本文对7例10只眼作了分析,男3例,女4例,年龄55~72岁,平均62岁。
Senile macular degeneration ( SMD ) is one of the important causes of loss of central vision in aged people .
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汞中毒眼部出现汞中毒性晶状体变化,视功能损害为中心视力下降、视野缩小。
Mercurialism eye ministry appears mercurialism sex crystalline lens changes , inspect a function to damage drop for central eyesight , view is narrow .
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但当我们直视她嘴巴的时候,我们的中心视力并不能看到该阴影,所以微笑就立刻消失了。
But when we look directly at the mouth , our central vision doesn 't see the shadows , and so the smile suddenly disappears .
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手术后1、2、3、4、8个月复查,对比观察手术前后最佳矫正中心视力和黄斑部的结构变化。
The best corrected visual acuity ( BCVA ) and macular structural changes were observed before the surgery , and at1,2,3,4,8 months after the surgery .
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目的观察药物对缺血性视神经病变患者血流变异常指标改变后对患者中心视力恢复的影响。
Objective To find the relation factor of central vision recovery in anterior ischemic optic neuropathy ( AION ) useing drug to treat abnormaly hemorrheologic behavior .
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中央凹极高视锥细胞密度为提供敏锐中心视力的基础,其极大的个体差异与发育有关。
The high density of retinal cone cells at the central fovea provide the basis of sensitive central visual acuity , which relates to the individual variation and development .
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但是位于视网膜斑的锥体细胞对中心视力非常重要,可以作为“维持疗法”进行补救”。
But the salvaging of cones , which are concentrated in the retina 's macula and are critical to central vision , could serve as a " maintenance therapy ," he said .
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视网膜循环时间指标中视网膜动脉荧光充盈间期与中心视力损害相关,时间愈长视力损害愈重,值得关注。
In the duration of retinal circulation , the time of fluorescein perfusion in retinal artery relates to the central visual loss ; the longer the duration is , the worse the vision is .
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这种病不影响外周视力,但是明显的中心视力的丧失会剥夺患者阅读、驾驶的能力,甚至即使没有出现全盲的情况下也会是患者不能认出别人的脸。
It does not affect peripheral vision , but the loss of clear central vision can rob a person of the ability to read , drive and recognise people 's faces even without causing total blindness .
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上星期我们在学校的健康中心做视力检查。
We our eyes in the health center at school last week .
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结论全层黄斑裂孔的残留视力为中心外视力,视网膜上存在中心绝对暗点。
Conclusions In the full-thickness macular hole was eccentric fixation and have central absolute scotoma .
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出现重影主要与镜片中心定位、视力恢复情况及治疗前屈光程度等因素有关。
The appearance of ghost is mainly related to the central fixation of the lens , the extent of vision recovery and the degrees of error of refraction .
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目的观察特发性黄斑视网膜前膜(idiopathicmacularepiretinalmembranes,IMEM)的光学相干断层扫描(OpticalCoherencetomography,OCT)图像特征,探讨IMEM患眼黄斑中心凹厚度与视力之间的关系。
Objective To study the characteristics of optical coherence tomography ( OCT ) in idiopathic macular epiretinal membranes ( IMEM ) and the relationship between the thickness of fovea and the vision of affected eyes .
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结果20例全层黄斑裂孔患者都存在中心绝对暗点,视力性质为中心外固视;
Results The central absolute Scotoma was found in all of the full-thickness macular holes , and visual nature was eccentric fixation .
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中心型的1、2环振幅密度与中心视力呈正相关。
In center type , amplitude density of ring 1 and 2 was in positive correlation with central vision .