The symptoms of sight loss depend greatly on the cause.

症状视线的损失在很大程度上取决于事业。

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However, there can be many different symptoms of sight loss other than reduction of vision.

不过，可以有很多不同的症状视线以外的其他损失减少的视野。

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A cheap drug used to treat bowel cancer should also be prescribed to patients with a condition that leads to sight loss, say UK researchers.

英国研究人员称，一种用于治疗肠癌的廉价药物可用于易导致失明状况的患者。

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What did she think about the tragic loss of her sight and hearing?

VOA: special.2009.11.15

Hernandez, who lost one eye and suffered major sight loss in the other, underwent cranial reconstruction surgery.

BBC: Mexico athlete Noe Hernandez dies weeks after being shot

Sarah Rochira, older people's commissioner for Wales, said the report highlighted a "strong link" between sight loss and poverty.

BBC: Wales

The Royal National Institute of Blind People (RNIB) said that almost two million people in the UK were living with sight loss.

BBC: Eye test