This is a medical question of type : information 
 What is (are) Prevent diabetes problems: Keep your mouth healthy ? 
 The following chart shows the most common mouth problems from diabetes.
                

                
      Problem          What It Is         Symptoms         Treatment           gingivitis              - unhealthy or inflamed gums                   - red, swollen, and bleeding gums                   - daily brushing and flossing      - regular cleanings at the dentist                periodontitis              - gum disease, which can change from mild to severe                   - red, swollen, and bleeding gums      - gums that have pulled away from the teeth      - long-lasting infection between the teeth and gums      - bad breath that wont go away      - permanent teeth that are loose or moving away from one another      - changes in the way your teeth fit together when you bite      - sometimes pus between the teeth and gums      - changes in the fit of dentures, which are teeth you can remove                   - deep cleaning at your dentist      - medicine that your dentist prescribes      - gum surgery in severe cases                thrush, called candidiasis              - the growth of a naturally occurring fungus that the body is unable to control                   - sore, whiteor sometimes redpatches on your gums, tongue, cheeks, or the roof of your mouth      - patches that have turned into open sores                   - medicine that your doctor or dentist prescribes to kill the fungus      - cleaning dentures      - removing dentures for part of the day or night, and soaking them in medicine that your doctor or dentist prescribes                dry mouth, called xerostomia              - a lack of saliva in your mouth, which raises your risk for tooth decay and gum disease                   - dry feeling in your mouth, often or all of the time      - dry, rough tongue      - pain in the mouth      - cracked lips      - mouth sores or infection      - problems chewing, eating, swallowing, or talking                   - taking medicine to keep your mouth wet that your doctor or dentist prescribes      - rinsing with afluoride mouth rinse to prevent cavities      - using sugarless gum or mints to increase saliva flow      - taking frequent sips of water      - avoiding tobacco, caffeine, and alcoholic beverages      - using ahumidifier,a device that raises the level of moisture in your home, at night      - avoiding spicy or salty foods that may cause pain in a dry mouth                oral burning              - a burning sensation inside the mouth caused by uncontrolled blood glucose levels                   - burning feeling in the mouth      - dry mouth      - bitter taste      - symptoms may worsen throughout the day                   - seeing your doctor, who may change your diabetes medicine      - once your blood glucose is under control, the oral burning will go away
                

                

                
More symptoms of a problem in your mouth are   - a sore, or an ulcer, that does not heal   - dark spots or holes in your teeth   - pain in your mouth, face, or jaw that doesnt go away   - loose teeth   - pain when chewing   - a changed sense of taste or a bad taste in your mouth   - bad breath that doesnt go away when you brush your teeth