The health effects of mercury poisoning include central nervous system damage, hearing loss and vision problems.
汞中毒对健康的影响包括中枢神经系统损害、听力损失和视力问题。
Patients may report flashes of light, floaters, a curtain or shadow moving over the field of vision, and peripheral or central visual loss.
患者可能会看到闪光，漂浮物，帷幕或阴影遮挡住了视野，以及周边或中心视力丧失。
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.
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。
The most serious form of AMD, it can lead to loss of central vision within months of diagnosis.
湿性老年性黄斑变性是老年性黄斑变性中最严重的一种类型，可在确诊后数月内出现中央视力丧失。
Possible signs of AMD include a loss of central vision, seeing a dark spot in the center of the field of vision, distorted or blurred vision, and wavy vertical lines.
年龄相关的黄斑退行性改变可能存在的体征包括：中心视觉丧失（在视野中央看到一个黑斑）、视物变形或视力模糊以及看到波浪状的垂直线。
Participants in the trials had central DMO and moderate vision loss.
试验的参与者有中央dmo及中度视力丧失。
Participants in the trials had central DMO and moderate vision loss.
试验的参与者有中央dmo及中度视力丧失。
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