By: Charles Chace The first systematic discussion of the extraordinary vessels in Chinese herbal medicine appears in Li Shizhen’s 李時珍Exposition on the Eight Extraordinary Vessels (Qijing bamai Kao奇經八脈考, circa, 1576).  In our forthcoming translation and commentary on this text, Exposition on the Extraordinary Vessels, Acupuncture, Alchemy and Herbal Medicine, Eastland Press, 2009, my co-author Miki Shima and I describe Li’s approach to herbal prescribing as an overarching “meta-diagnosis” encompassing a wide range of possible zangfu presentations. For instance, Li Shizhen…

By: Jason Blalack Ye Tian-Shi was one of the most influential doctors in Chinese medical history in developing clinical applications of the eight extraordinary channel herbal theory. Following is a translated excerpt that summarizes some of the core ideas that he used. Following this piece will be numerous case studies demonstrating these principles in action. Ye Tian-Shi’s Pattern Differentiation and Treatment of the Eight Extraordinary Channels Ye Tian-Shi used eight extraordinary channel theory in 165 recorded cases.