论中医病因、致病因素、邪气、邪之关系

邪是一切不正常、不正当的因素,邪气是邪的一部分,主要指六气异常以及疫疠之气等外感因素。两者可以独立于人体而存在,也可以进入人体,成为可能导致疾病的因素,即致病因素,邪(邪气)进入人体是致病因素,未进入人体不是致病因素。未导致疾痛的致病因素不是病因,已经引起疾病的致病因素是病因。

On Relationship among TCM Causa Morbi, Pathogenic Factors, Perverse Trend and Irregularity

Pathogeny indicates all irregular and abnormal factors,the perverse trend is one part of pathogeny,mainly pointing to the six abnormal kinds of natural factors and such exopathy as pestilence~ Both can exist separately of the human body,also can enter the human body,becoming pathogenic factors.The perverse trend is the pathogenic factor too if it goes into the human body,otherwise not.Those not causing disease are not pathogenic factors,hut they are eausa morbi if causing disease.