摘 要：老年痴呆是老年性退行性脑病，是一种持续性高级神经功能活动障碍，即在没有意识障碍的状态下，记忆、思维、分析判断、视空间辨认、情绪等方面的障碍。中医学对老年痴呆病的病因、病机早有认识，历代医家也各有论断。通过查阅大量文献资料，得出老年痴呆的主要病性特点为本虚标实，病因病机主要为肾虚精亏、气血不足、心肾两虚为基础，并涉及心、肝、脾、肺四脏，以痰蒙清窍、瘀血阻络、浊毒痹阻为标，虚实夹杂的一类难治性疾病，为进一步理清老年痴呆发病机理奠定基础。

    关键词：老年痴呆；中医学；病因病机

    中图分类号：R749.16 文献标识码：A 文章编号：1673-7717(2011)04-0743-03

    Abstract:Senile dementia of a degenerative encephalopathy is a continuous high-level neurological movement disorder including the barriers of memory, thinking, analytically, space recognition and emotion in the absence of a state of consciousness. The etiology and pathogenesis of Alzheimer's disease has long been recognized by ancient physicians whom also have their own claim in Chinese medicine. This article concludes that the main characteristics of this refractory disease is the virtual real, the main pathogenesis base is kidney essence deficiency, blood deficiency, heart and kidney deficiency involving the heart, liver, spleen, lung four organs. The main symptoms of the disease are sputum, blood stasis, toxic cloud. This inclusion was further clarifying the pathogenesis foundation of Alzheimer's disease. ......