* Does not require secondary range number to follow: back to top : State Abbreviations : State/Possession. Abbreviation. ALABAMA. AL. ALASKA. AK. AMERICAN SAMOA. AS. ARIZONA . AZ. ARKANSAS. AR. CALIFORNIA CA. COLORADO . CO. CONNECTICUT. CT. DELAWARE. DE. DISTRICT OF COLUMBIA. DC. FEDERATED STATES OF MICRONESIA. FM
Canker sores are small, shallow ulcers that appear in the mouth and often make eating and talking uncomfortable. There are two types of canker sores: Simple canker sores. These may appear three or four times a year and last up to a week. They typically occur in people ages 10 to 20. Complex canker sores.
Mouth ulcers or aphthous ulcers are tiny open sores which develop in the mouth, on the tongue, the roof of the mouth, on the mucus membrane inside the lips and cheeks, and in the grooves between gums and cheeks. It starts as a burning and tingling sensation and a slight swelling of the site.