Does diarrhea 8 years can cancerous

If the patient has diarrhea for eight years and irritable bowel syndrome is related, colonoscopy does not find abnormalities, then cancer will not occur basically, and there is no need for excessive tension. However, if it is caused by ulcerative colitis, regular treatment is not carried out in time, and the disease recurs, cancer may exist in the past for a long time. Patients should improve gastrointestinal endoscopy and abdominal ultrasound as soon as possible. If you are diagnosed with irritable bowel syndrome, you need to use antidiarrheal agents, microecological agents and mucosal protective agents under the guidance of a doctor. In daily life, you should strengthen abdominal warmth.