The routine examination of chronic enteritis is not a definitive diagnosis, but it can give certain hints, such as increased leukocytes in the routine stool, which can indicate an inflammatory lesion. There is occult blood in the routine, indicating bleeding disorders, and the nature of the lesions can also suggest chronic enteritis, and some specific types of enteritis. But to diagnose the specific type of enteritis, it is recommended to do a colonoscopy to clarify the related diseases, intestinal mucosa status, if necessary, can further take pathological biopsy, clear the nature of enteritis. So chronic enteritis want to check out also according to the symptoms, signs and combined with relevant laboratory tests, comprehensive judgment, to determine the diagnosis of chronic enteritis and specific types of enteritis.