Chronic cardiorenal syndrome is a clinical syndrome in which chronic dysfunction of heart or kidney leads to chronic dysfunction in the other organ.At present,the pathological mechanism of traditional Chinese medicine(TCM)and western medicine is not very clear,and it is mostly expounded from"heart-kidney disharmony"in TCM.From the multi-dimensional angle of zang-fu organs,collateral and Sanjiao,this paper took viscera deficiency,collateral blood stasis and Sanjiao blockage as the core of syndrome differentiation,and discussed the TCM pathogenesis of chronic cardiorenal syndrome,so as to provid...