Mouth ulcers as the name implies are painful blisters or swelling in the mouth. It can occur in any part of the oral cavity like tongue, lips and palate. The first sign that a person would get is a burning sensation in the mouth, followed by appearance of blisters. Mouth ulcer can come as a single blister or sometimes in group as clusters. The growth of ulcer will be of whitish yellow in color having a red circular covering. Normally the mouth ulcers will disappear by itself within a week. Major causes for ulcer formation are food allergy and poor dental hygiene.
Just like mouth sore, the treatment method is very simple. Gargle the mouth with salt water. Apply ice therapy to the affected part of the mouth to get relief from pain and swelling. Sometimes, the underlying disease in kidney and stomach will reflect by the symptoms of mouth ulcer. In case the blisters do not get settle down within a week, you need to consult a doctor, since it can be formed due to other reasons like hormonal imbalance and bowel disease.
Pictures of Mouth Ulcers :