Pathogenesis theory of cancerous toxin is one important innovation about the tumorous pathogenesis theory of Chinese medicine in recent years. The preliminary system of clinical syndrome differentiation on Chinese medicine oncology is built based on pathogenesis theory of cancerous toxin

mainly including: pathogeny are exogenous evil attacks

emotion disorders

improper diet

deficiency of healthy Qi to make cancerous toxin; Core pathogenesis is phlegm

stasis

depression and toxin; Points for syndrome differentiation are distinguishing pathopoiesia characteristics

pathology attribute

disease location

additional evil and growth and decline of evil and health; Basic therapeutic principle is "resisting cancer and removing toxin

strengthening health and eliminating evil"; Clinical commonly therapy are resisting cancer and removing toxin

reducing phlegm and resolving masses

promoting blood circulation to remove blood stasis

regulating Qi to resolve depression and supporting health and fostering root. This system could provide reference to further promote pathogenesis theory of cancerous toxin to prevent and treat tumor.