Professor LIU Shangyi believes that the internal membrane is like the external skin. And he raises the concept that skin and membrane locate similarly and topical medicine is used to treat membrane. Prof. LIU puts forward to treat tumors from membrane. As the new concept in tumor diagnosis and treatment

treating tumors as ulcer and treating tumors from membrane enrich the academic viewpoint and treatment concept in Chinese medicine tumor diagnosis and treatment. The key points in treating tumors as ulcer are Yin-Yang balance and internal and external caring. This article also introduces the medication features in treating tumors as ulcer from four aspects

including heat-clearing and toxin-releasing herbs

blood-activating and stasis-eliminating herbs

tonifying herbs

and winddispelling herbs.