This paper is to sum up Professor CHANG Qing’s experience on treating cancer by the method of difficult diseases treatment from middle-Jiao. This method is about when there are complicated conditions

critical illness and refractory diseases involving systemic multiple organs

doctors could consider recovering

protecting and enhancing spleen and stomach function in middle-Jiao first and then achieve the goal of treating middle-Jiao and influencing other organs. The features of the method include differentiating syndromes and strengthening body resistance from middle-Jiao

caring and protecting spleen and stomach by prescribing accurately

regulating stomach and calming middle-Jiao to let body resistance recover and cancer diminish

activating spleen and dissipating dampness to expel turbid against toxin as well.