一、上海地区等对老年性痴呆的研究概况由于人口老龄化 ,老年性痴呆的患病率明显增多 ,已成为危害老年人健康和威胁老人生命的多发病 ,不少国家和地区正面临着痴呆的流行 ,发达国家痴呆已上升为第 4位死亡原因 ,故老年性痴呆已为千家万户所关心 ,也是当代医学研究的热点和难点 First, Shanghai and other areas of research on Alzheimer’s disease Overview Due to the aging population, the prevalence of Alzheimer’s disease increased significantly, has become endangering the health of older people and threaten the lives of elderly people, many countries and regions are facing dementia Of the epidemic, dementia in developed countries has risen to No. 4 cause of death, so Alzheimer’s disease has been the concern of millions of households, but also the hot and difficult point of contemporary medical research