periventricular lacunar infarctmicroangiopathic white matter diseasevanishing white matter diseasecerebellar lacunar infarctmultiple lacunar infarctslacunar cerebral infarctionnonspecific white matter diseasewhite matter degenerationsupratentorial white matter diseasedefine lacunar infarctextensive white matter diseasebilateral lacunar infarcts
