New research suggests a relatively simple blood test might make it possible to predict who is at a higher risk for developing dementia.

一项新的研究显示，通过一种相对简单的验血，就可以预知哪些人患痴呆症的风险比较高。

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Clock drawing test is used widely to study and test the cognitive deficits and the cognitive decline in old population and proved to be a useful screening tool for dementia patient.

钟面画测试被广泛用于研究和测试老年人群中的各种认知缺陷和认知老化，是一种有用的筛选老年痴呆症病人的工具。

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