Professor Pan Liqun treats the complication of diarrhea after esophageal cancer surgery with the method of raising yang and lifting the sunken qi. It is believed that the etiology and pathogenesis of diarrhea after esophageal cancer surgery is induced by surgery, which manifests as spleen and stomach damage, the sinking of center qi, a decline of vital gate fire, as well as yang deficiency of spleen and kidney for the long duration. With the weakness of the spleen and stomach as the basis, and marked by the injury by six excesses improper diet and emotions, the syndrome of intermingled deficiency and excess often occurs. Deficiency of the spleen and sinking of qi, along with the failure of spleen transportation is the key feature of the disease. The fundamental treatment method should be raising yang and lifting the sunken qi. The prescription should be modified Shengxian decoction based on syndrome differentiation to generate spleen yang harmonize the ascending and descending of spleen and stomach, promote the recovery of spleen transportation, thus cure diarrhea.