Smoking cessation is the only lifestyle modification shown to have an effect on the<unk>  of recurrence in<unk> 's<unk> . There is no specific guidelines for colorectal cancer screening in patients with CD, it is widely accepted to perform surveillance colonoscopy every 1 to 2 years, starting at 8 years after establishing the diagnosis of pancolitis and 15 years in the case of left-sided colitis. Secondary preventive measures are same as those of primary<unk>  for<unk> 's<unk> .
Crohn's disease prevention
Stomatitis secondary prevention
Pseudomembranous colitis prevention
Constipation secondary prevention
Stomatitis primary prevention
Irritable bowel syndrome primary prevention
Constipation primary prevention
Small intestine cancer secondary prevention