* 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.
Canker Sores. A canker sore is a small, painful sore that develops inside the mouth. Also known as aphthous ulcers, these shallow sores can be found on or under the tongue, inside your cheek or lip, at the base of the gums or on the soft palate. Canker sores can appear on their own or in groups and are recurrent.