作者写道，对于这些更年幼的群体，未及时治疗的听力损失可能会导致语言和认知障碍。

For these younger groups, untreated hearing loss can result in lapses in speech and cognitive development, the authors write.

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每年，有10%至15%的轻微认知障碍患者会变成痴呆症患者。而相比之下，痴呆症的发病率在一般人群中只有1%到2%。

Each year, 10 to 15 percent of individuals with mild cognitive impairment will develop dementia, as compared with 1 to 2 percent of the general population.

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正如很多疾病在初期很难被检测出来，红斑狼疮的早期症状(包括疲倦、转移疼痛以及认知障碍)可能会消失并进入缓解阶段。

As with many diseases that are difficult to diagnose initially, lupus's early symptoms (which include fatigue, migrating pain, and cognitive deficits) can lapse and go into remission.

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