When an injury kills off the stem cells, scar tissue forms over the cornea, clouding vision and causing blindness.
当损伤杀灭了干细胞，瘢痕组织就替代了角膜，遮挡了视线而引起失明。
In its earliest stages, retinopathy often has no overt symptoms but can progress over time to a phase in which the blood vessels of the eye leak and rupture easily, eventually causing blindness.
在疾病早期，视网膜病没有明显的症状，但是随着时间的推移能进展到一个阶段：眼血管渗漏断裂，甚至致盲。
The story of the serotonin-bone connection began with reports of a rare inherited condition causing fragile bones and blindness.
把复合胺和骨联系起来开始于一种导致骨头易碎和失明的罕见遗传病。
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。
Blindness and vision impairment are major public health problems causing a substantial human and economic toll on individuals and society including of life for millions of people.
对于个人和社会上的数百万人们而言，失明和视力障碍一个主要的公共健康问题，它造成了大批人力和经济丧失。
Like other X-linked disorders such as color blindness and muscular dystrophy, genetic mutation causing a son's infertility could be passed from his mother.
像色盲，肌营养不良等X连锁的疾病一样，由遗传突变导致的不育可以从母亲传给儿子。
Neovascular diseases of eye are one of the major causes of blindness in the world. Because of having no effective treatment, it's causing more and more concerns.
眼内新生血管的形成及由其引起的出血、渗出、增生等一系列病理改变而导致的眼部病变是当今世界的主要致盲原因之一，因无有效的治疗而引起越来越多的关注。
In the heat of a battle, the Blazing Glory will often force an enemy to look into its purity, causing both pain and blindness.
在激烈的战斗当中，炽灵常常迫使敌人正视其纯洁的本质，造成痛苦和目盲。
Glaucoma is the main blindness causing disease in the world, which influences patients quality of life (QOL) severely.
青光眼是当今世界范围内的主要致盲性眼病，严重影响患者的生存质量。
Glaucoma is the main blindness causing disease in the world, which influences patients quality of life (QOL) severely.
青光眼是当今世界范围内的主要致盲性眼病，严重影响患者的生存质量。
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