[Superficial-vessel diagnosis and its significance]

Based on Internal Classic,the significant issues related to the superficial-vessel diagnosis are discussed from five aspects,namely observing the color and shape of the superficial vessel,making a diagnosis and treatment,observing the development,the reactive diagnosis and special diagnosis. The theoretical and clinical va-lue is analyzed. The new understanding refers to the concept of reactive diagnosis for the superficial vessel and its significance,the diagnosis and development without treatment,special pathogenic factors invading and then staying in meridians until the out-breaking of Bi syndrome. Also,it is proposed that the diagnostic methods of the pulse and the superficial vessel are the basis of qi and blood differentiation in acupuncture and moxibustion. It is considered that the theories of collateral and cutaneous region in ancient time have close relationship with the superficial-vessel diagnosis.