Mouth ulcers - also known as mouth sores or canker sores - are small lesions that develop on any of the soft tissues in the mouth (usually the lips, cheeks, gums, tongue, and floor of the mouth). Where cold sores are primarily found on the outside of the mouth, canker sores occur inside the mouth. Canker sores are not contagious, and usually only last for a week or two.
Common symptoms of mouth ulcers include:Causes of mouth ulcers are diverse but unclear.
Common triggers of mouth ulcers include:Most mouth ulcers will go away on their own without medical treatment. Because of the pain, they cause, however, they can cause difficulty with speaking or eating. If you experience abnormally large canker sores, persistent sores, sores that recur in the same areas of the mouth, or sores that are accompanied by other symptoms (such as fever), talk to your health care provider. If you have noticed that dental/ orthodontal appliances are causing irritation in your mouth that results in canker sores, talk to your dentist or orthodontist about prevention methods and other treatment options.
Below is a list of common treatment options for mouth ulcers. During your appointment, discuss these with your doctor to determine the right treatment plan for you.