British researchers claim that a routine eye test carried out by your optician could detect Alzheimer's up to 20 years before any symptoms show.

英国研究人员声称，验光师做的常规眼部检查能提前20年，在任何症状出现前检测出老年痴呆症。

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British researchers claim that a routine eye test carried out by your optician could detect Alzheimer's up to 20 years before any symptoms show, The Telegraph reported.

据《每日电讯报》报道，英国研究人员日前发现，常规的眼部检查能提前20年预警老年痴呆症的发生。

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