Segmental enteritis generally refers to Crohn’s disease, which typically manifests itself as abdominal pain, diarrhea, and fever; treatments include general treatment, medication, and surgery. 1. Symptoms (1) Abdominal pain: abdominal pain is common, mostly located in the right lower abdomen around the umbilicus, abdominal pain is intermittent, often spasmodic paroxysms accompanied by abdominal ringing, often aggravated after meals. (2) Diarrhea: intermittent episodes in the early stage of the disease, which may become persistent in the later stage. Most of the diarrhea is paste-like stool, which may be accompanied by mucus and pus and blood. (3) Fever: most patients show intermittent low or moderate fever, and a few develop flaccid hyperthermia with toxemia. 2.Treatment (1) General treatment: pay attention to the nutritional status of the patient, suggest high nutrition, low-fat diet, reasonable supplementation of vitamins, folic acid, trace elements, etc., and reasonably use parenteral nutrition or enteral nutrition. (2) Drug therapy: Aminosalicylic acid preparations such as mesalazine, glucocorticosteroids such as budesonide, dexamethasone, etc. can be used for treatment, which can reduce the reaction of inflammation, and thus reduce the symptoms. (3) Surgery: Surgery is recommended for young patients who have ineffective drug treatment or recurrent episodes. Surgical treatment mainly focuses on mainly resection of diseased intestinal tubes and so on, which can resect the lesions and relieve the related symptoms. If the patient segmental enteritis, it is recommended to go to the hospital in time, after a clear diagnosis, actively cooperate with the doctor for treatment.