A deficit of insulin causes blood glucose levels to spike, which can lead to, among other things, kidney failure, retina damage, heart disease and, in some cases, death.

赤字导致胰岛素，血糖，以穗，可导致除其他事项外，肾功能衰竭，视网膜损伤，心脏病，并在某些病例中，死亡。

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Diabetic retinopathy is an important cause of blindness, and occurs as a result of long-term accumulated damage to the small blood vessels in the retina.

糖尿病性视网膜病是失明的一主要病因，它是视网膜小血管长期累积损伤的结果。

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While cataracts can be removed surgically, there is no way to reverse damage to the macula, the area in the center of the retina.

白内障可以通过手术清除，但视网膜中间的损伤是无药可医的。

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But now Pfizer is betting that a radical new adult stem-cell treatment may be able to stave off diabetes-induced retina damage, a leading cause of blindness.

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There was severe damage to my retina.

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The 4G LTE (about 10x faster than 3G) will be the primary reason, though the Retina Display, new five megapixel camera, and faster processor will also do damage.

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