This eye shows evidence of severe diabetic retinopathy, which is a leading cause of poor vision and blindness. This patients needs laser treatments to fix the damage.

这只眼睛表现的就是糖尿病视网膜病，它是视力低下和失明的主要原因。这个病人需要进行激光治疗来恢复视力。

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This eye shows evidence of severe diabetic retinopathy, which is a leading cause of poor vision and blindness.

这只眼睛表现的就是糖尿病视网膜病，它是视力低下和失明的主要原因。

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This noxious weed has spread across the state, threatening humans with sap that causes severe burns, blistering, permanent scarring and even blindness.

这种有毒野草已经扩散到纽约州各地，它的汁液对人身安全有威胁，可以导致烧伤、让皮肤起泡，留下永久疤痕，甚至引起是失明。

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One was Visudyne (verteporfin), the first drug treatment for severe forms of macular degeneration, the leading cause of blindness.

FORBES: Reviving Novartis