When patients with chronic colitis, there will be a change in stool properties, stool frequency, twice a day in the stool, in the number of normal, but need to be combined with the shape of the stool, stool color and other comprehensive evaluation. Chronic colitis mainly refers to inflammation stimulation of the colon wall leading to intestinal wall edema, ulceration, ulceration, bleeding and so on, thus causing diarrhea, abdominal pain, abdominal distension, constipation and other clinical symptoms, at this time, the number of stools will be significantly increased or significantly reduced in this case, generally speaking, two times a day is normal, but need to be combined with the shape of the stool, the color of the stool and so on comprehensive evaluation. When patients with chronic colitis, generally need to be based on abdominal pain, fever, diarrhea, the nature of stools and other clinical manifestations and colonoscopy to evaluate, not simply through the number of stools to evaluate.