If this happens for a short period of time, we should consider the intestinal dysfunction caused by eating cold, spicy or cold, which can be relieved and cured by correcting the habits. If this is the case for a long time, first consider whether it is intestinal polyps, in this case there will be a sense of unclean bowel movements, increased frequency of bowel movements, blood in the stool, mucus stool, and even abdominal pain, bloating and other discomfort, it is recommended to perform e-colonoscopy, if necessary, polypectomy. Again, consider whether there is inflammatory infection, and there is a feeling of urgency, you can take oral antibiotics under the guidance of the doctor. Finally, consider whether it is rectoanal lesion, such as perianal abscess, pelvic rectal fossa abscess when it will induce pain and discomfort in the lower abdomen, and the anus is afraid to defecate due to pain, thus making the patient have a sense of incomplete defecation.