Results Leukoaraosis was found to be more common in patients with dementia or CVD than in healthy elderly, and its occurrence was related to patient s age and pattern of CVD.

• 结果脑白质疏松症尽管可见于正常人,但更常见于疾呆及脑血管病患者,而且发生频率与年龄及脑血管病类型有关。