The etiology of chronic enteritis is more complex, clinically broadly divided into two categories: 1, infectious factors caused by chronic enteritis: this infection is also divided into a variety of infections, one is infected with tuberculosis bacillus, clinically called intestinal tuberculosis, for intestinal tuberculosis treatment can be restored. The other is infected with bacteria, such as dysentery bacillus caused by anti-infective treatment can be improved. In addition, some areas of China epidemic schistosomiasis, can also cause enteritis, for deworming treatment can also be restored, of course, clinically infected with viruses, etc., which are classified as infectious diarrhea; 2, non-infectious diarrhea: such as intestinal dysfunction, because of emotional instability or abdominal cold, can be caused by chronic diarrhea, mostly do enteroscopy intestinal tract is normal, so that the treatment of symptomatic, adjust the mood can also be quickly recovered! . In addition, there is ischemic enteritis, because of intestinal ischemia caused by chronic diarrhea, diarrhea in this case is often accompanied by bloody stools, through the improvement of blood supply can also be restored. Inflammatory bowel disease, including Crohn’s disease and ulcerative colitis, these two cases are caused by immune factors, through the regulation of immunotherapy, can also be restored. Therefore, chronic diarrhea is not necessarily a disease, as long as the cause is clear, targeted treatment, can be quickly recovered.