This paper introduced Professor XU Jingfan’s experiences in treating ulcerative colitis.It is believed that the location of ulcerative colitis is in the intestine

and that the root cause is in the spleen

related to liver

lung and kidney.The major pathogenesis is pathogenic stagnations in the intestines

dampness-heat congestion and excessiveness

and stagnation of qi and blood.The principle of treatment is "eliminating pathogenic factors and removing stagnancy and obstruction"and "regulating the functions of zang-fu organs".The basis of the treatment is clearing heat and resolving dampness

accompanied by removing heat from blood to remove blood stasis.It is mainly based on invigorating the spleen

supplemented by regulating the functions of lung and liver

and benefiting the kidney

as well as promoting food digestion to relieve food retention

expelling wind

and resolving phlegm.