The effect of Crohn’s disease doesn’t only affect the digestive tract’s lining. This inflammatory bowel disease can also break around or in your mouth causing Crohn’s mouth ulcers. The condition may occur as a result of poor nutrition caused by low appetite or systemic inflammation caused by Crohn’s flare-ups. Besides that, medications prescribed for Crohn’s disease may also trigger it. You can click and visit this link for more information.