网页2018年4月3日 · Emotional stress. Canker sores may also occur because of certain conditions and diseases, such as: Celiac disease, a serious intestinal disorder caused by a sensitivity to gluten, a protein found in most grains. Inflammatory bowel diseases, such as Crohn's disease and ulcerative colitis.
网页2024年5月23日 · Canker sores are small, shallow wounds in your mouth that can make eating & talking uncomfortable. Learn more about causes, symptoms, diagnosis, treatment, remedies, & prevention.