Summary of case history,　A 49-year-old male patient, he has had recurrent oral ulcers with genital ulcers for 3 years, but his condition has not been effectively controlled after seeking medical treatment in multiple hospitals. Every time the hormone is reduced, his condition recurs. He wanted to seek treatment with traditional Chinese medicine, so he came to our hospital. When he was treated, he had two ulcers in his mouth, with a red tongue, white and greasy fur, slippery pulse, frequent and unformed stools. According to the "Diagnosis and Treatment Guidelines for Behcet's Syndrome", the patient was diagnosed as "Behcet's Disease", According to the " Synopsis of the Golden Chamber", the patient was diagnosed as "Huo Hu", The syndrome differentiation is "dampness heat internal accumulation syndrome", which is treated with clearing heat and promoting dampness, accompanied by warming yang and tonifying qi. Si Miao Yong An Tang and Gan Cao Xie Xin Tang are added or reduced, after taking 14 doses of medication, the patient's ulcer improved, but there was pain in the lower right abdomen. the colonoscopy examination showed intestinal congestion, so the medication was adjusted to Shenling Baishu San combined with Wubei San, which helps to nourish the middle and nourish qi, and stops acid and pain, after taking 14 doses of medication, the symptoms of the patient improved, and the hormone was reduced to 12mg, the condition remained stable without recurrence. In the later stage, the dosage of methylprednisolone was gradually reduced to 4mg and maintained for a long time.,Abstract,　Behcet's disease is a chronic recurrent autoimmune disease characterized by oral and vulvar ulcers, ophthalmitis, and skin damage of unknown etiology. It can be divided into vascular, neurological, and gastrointestinal types based on the damage to its internal organs. Intestinal Behcet's disease is a special type of Behcet's disease that mainly manifests in the gastrointestinal tract. This article reports the diagnosis and treatment process of intestinal Behcet's disease, and combines literature to study its diagnosis and treatment progress.,TCM diagnosis,　Huo Hu, dampness heat internal accumulation syndrome.,Western medicine diagnosis,　behcet disease.,Therapeutic methods,　Traditional Chinese Medicine, Hormones, Chronic Antirheumatic Drugs.,Clinical outcomes,　Improvement of the condition while reducing hormone levels.