不同属性证候之辨证意义的差异

证候是辨证的依据，每个临床表现对多种证素或证型具有不同的诊断价值，对于某证素或证型的诊断．各证候所起的作用并不均等。根据病理信息的辨证意义，可将症状区分为必有症、特征症、常见症、一般症、或见症、否定症等。根据证候的不同属性，可拟定各证素所见证候的权重分配，确定各症状对各证型的贡献度。

Syndrome differentiatiou values distinctively due to symptom groups of different attributes

Symptom groups are the basis of syndrome differentiation. Each clinicl manifestation has its own diagnostic value to various key pattern elements or syndrome types and acts specifically. According to syndrome differentiation value of pathologic information, symptoms can be classified into certain symptom, specific symptom, common symptom, general symptom, probable symptom, negatove symptopm, etc. Oh the basis of different attributes of symptom groups, it is possible to evaluate the value of each symptom for certain key pattern clements, so as to define the worth of symptoms for syndrome type determination.