The formation of hard fecal stones in the colon leads to colitis, which refers to inflammatory lesions of the colon caused by various reasons. The main clinical manifestations are diarrhea, abdominal pain, mucus stools and pus and blood stools, urgency and heaviness, and even constipation and inability to pass stools for several days; often accompanied by wasting and weakness, etc., and many recurrent episodes. Depending on the cause, colitis can be divided into ulcerative colitis, ischemic colitis, pseudomembranous colitis and so on. The following is the main introduction of ulcerative colitis. Elderly colon cancer has its own characteristics, mainly as follows: 1. 2. A considerable proportion of people visit the doctor because of cancer obstruction, and they often come to the doctor only when the condition is serious (such as obstruction), and the perioperative and surgical morbidity and mortality rates after the occurrence of obstruction are high, the radical rate is low, and there are many complications. Treatment with octreotide and colonic therapy machine high enemas to relieve intestinal obstruction allows elective surgery with adequate bowel preparation to achieve one-stage suturing. Therefore, non-surgical treatment is very important for fecal stone colonic obstruction caused by colonic cancer in the elderly. For suspected combined tumors, surgical exploration is the most direct method to clarify the diagnosis and resolve the obstruction. However, it is not the best method for the overall healing of patients. After colon therapy machine enema, if the vital signs are stable, colonoscopy can be performed directly to clarify the diagnosis in a non-invasive way.