vascular dementia

例句：

1. 1.He was diagnosed with vascular dementia and required daily care.
   他被诊断出患有血管性痴呆，需要每天接受照顾。
2. 2. The patient's family members wereworried about his condition, as they hadno idea what caused it.
   病人的家人对他的病情感到担忧，因为他们不知道是什么导致了这种情况。
3. 3. Researchers are trying to find acure for vascular dementia,as it affects many elderly people.
   研究人员正在尝试找到治疗血管性痴呆的方法，因为它影响了许多老年人。