Essential Factors and Constituents of Syndrome Differentiation Standard in Chinese Medicine

The establishment of syndrome differentiation standard in Chinese medicine is based upon the accurate analysis and understanding of its essential factors and constituents. The syndrome differentiation evidences consist of such collected information as symptom, sign, mood, onset time, predisposing cause and history. And the symptoms include single, compound and summary ones, reflecting their correlation, features, severity and duration, with different syndrome differentiation information and significance and values. It is necessary to accurately analyze these symptoms for the normalization and standardization of syndrome differentiation and treatment administration. These symptoms are helpful for the syndrome differentiation. Syndrome differentiation concentrates on the pathogenic factor, nature, location, as well as the root and branch, falseness and truth.