老年痴呆病机的中医学认识概述

中医药在老年痴呆的治疗上具有独特的理论和丰富的实践经验,总结中医经典理论对老年痴呆的认识,并与临床实践相结合,寻找疗效确切的中医药治疗方法,对于减轻患者的认知损害症状,提高患者的生存质量具有重要意义。老年痴呆是一种以本虚标实为特征的老年常见疾病,其本虚主要在于肾精不足,髓海亏虚,清阳不升;肾亏是老年痴呆的发病根本,五脏不足与老年痴呆发病关系密切;其标实在于痰浊、瘀血蒙蔽脑窍,闭阻脑络,且与五脏都有着重要关系。

Traditional Chinese medical understanding on pathogenesis of senile dementia

TCM is unique and e ective on senile dementia in both theory and practice;therefore it is signi cant to generalize TCM understanding and experience on senile dementia for speci c therapy to reduce patients' cognition impairment and enhance their living quality.Sorting of TCM understanding on senile dementia pathogenesis and causes,it was clear that seniledementia was often seen in aging people characterized by de ciency in origin and excess in super ciality.Its de ciency in origin was de ciency of kidney essence,marrow and lucid yang failing to ascend.The origin aspect of senile dementia was believed to be the insu ciency of kidney.The de ciency of ve zang-organs was closely related to it.While the super ciality aspect was thought to be turbid phlegm and stagnant blood blocking brain and cerebral meridian with ve zang-organs all concerned.On one hand,the de ciency of kidney assisted by the de ciency of ve zang-organs could result in phlegm and blood stasis,that is to say excess resulted from de ciency.On the other hand,the stagnation of phlegm and blood stasis could block the generation,transformation and transportation of qi,blood and body uid,which would further consume the essence of the body.This is so-called de ciency transformed from excess.The above two aspects a ected each other and causing lingering pathogenic factors.