Ileal end ulcer can not be terrible can not be generalized, and its specific etiology is related to enteritis, typhoid fever, tuberculosis, leukemia, Crohn’s disease and so on. 1. Inflammation of the end of the ileum: if it is caused by chronic enteritis, generally after active treatment, the therapeutic effect is also better. 2. Typhoid fever: If it is caused by enteric typhoid fever, once diagnosed, it should be treated in isolation and antibacterial treatment is important at the same time. If not treated in time, this disease is more serious and terrible, the progress of the disease is more serious may occur intestinal perforation, and even infectious shock. 3. Tuberculosis: intestinal tuberculosis has a slow onset, is a chronic wasting disease, if not treated in time, this disease is also more serious. 4. Leukoaraiosis: intestinal ulcers are mostly found in the ileocecal part, Leukoaraiosis if the symptoms are mild, only affecting the mucous membrane, skin, this situation is not very serious; but part of the gastrointestinal tract, the vascular system is involved in the situation, the condition is more critical, and may even affect the life. 5. Crohn’s disease: occurs in the terminal ileum, manifested as ulcers in the terminal ileum, the disease is prolonged, recurring, if the treatment is not timely, it is easy to appear intestinal obstruction, intra-abdominal abscess and a series of complications, and when it is serious, it will also jeopardize the health of life. Therefore, it is recommended that when ulcers occur at the end of the ileum, you should consult a doctor in time to find out the cause of the disease and then carry out active treatment.