Canker sores are small sores or ulcers in the mouth more often , but can sit at other locations (eg genitals). When we speak of aphthous mouth ulcers are multiple and frequent change in spurts. Sores in the oral cavity are located in areas most exposed to trauma as the lips , the cheeks , the edges of the tongue ... The normal evolution of a canker sore is healing without scar to 7 in 10 days.
Risks and origins of canker sores Canker sores are a common reason for consultation , particularly among dentists. Most ulcers are benign and resolve spontaneously , but some forms reveal a systemic disease should be diagnosed and treated. Thus , one should not conclude itself rather quickly in diagnosing ulcers , better access , especially in the presence of associated signs outside the mouth (skin spots , fever , pain ...).
Causes and mechanisms of canker sores The exact cause of canker sores is unknown. Many hypotheses have been suggested but never demonstrated (bacteria , viruses , iron deficiency ...). The appearance of an ulcer is probably due to a spontaneous or induced immune phenomena in the environment , food or drugs. Canker sores can occur for example as a result of taking certain medications such as nonsteroidal antiinflammatory drugs (NSAIDs) , antibiotics , vitamin K ...
The cheese , dried fruits , nuts and hazelnuts , peanuts , almonds are also providers of canker sores. Similarly , poor oral hygiene , irritation in the mouth or under certain circumstances (pregnancy , puberty , stress , trauma: a toothbrush , bite ...) promote ulcers. Systemic diseases such as Behcet's disease also manifested by ulceration , but other symptoms are present then.
Signs and symptoms of a canker sore Canker sores are commonplace form of isolated or grouped ulcers , painful measure a few millimeters in diameter and are surrounded by a red zone and inflammatory.
These sores are on the lips , tongue , inner cheeks , gums , palate or the back of the throat.
Canker sores of Behcet's disease are rarely isolated and the disease mainly affects other parts: eyes (inflammatory disease) , gastrointestinal tract or genitals (genital ulcers).
