Based on summarizing clinical experiences of TCM preventing and treating coronary heart disease

combining with academic thoughts and clinical experience of TCM master Zhang Xue-wen making a diagnosis and giving treatment to coronary heart disease

the authors summarized the understanding of the TCM etiology and pathogenesis of coronary heart disease. Deficiency syndrome is the basis of coronary heart disease attack

depression syndrome is the initial factor of coronary heart disease attack

blood stasis in vein is the key link of coronary heart disease attack

sticky and grumous phlegm is an important factor of coronary heart disease attack repeatedly and endogenous poison leading to damage is the intrinsic factor of coronary heart disease aggravate. And we emphasized that "deficiency

depression

stasis

phlegm and poison"did not singly exist in the pathogenesis of coronary heart disease

but often acted upon each other and mixed repeatedly.