1. The mechanisms of cognitive impairment caused by carotid diseases are associated with hypoperfusion, leukodystrophy, silent or lacunar infarcts and neuronal degeneration.
   颈动脉疾病导致认知障碍可能与低灌注、白质病变、无症状梗死、腔隙性梗死和神经元变性有关。

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