what is aphthous stomatitis
Aphthous stomatitis (also termed recurrent aphthous stomatitis, recurring oral aphthae or recurrent aphthous ulceration; from Greek: á¼ÏÎ¸Î± aphtha, mouth ulcer) is a common condition characterized by the repeated formation of benign and non-contagious mouth ulcers (aphthae) in otherwise healthy individuals.phthous stomatitis is uncommon in people who smoke, and there is also a correlation between habit duration and severity of the condition. and Tobacco use is associated with an increase in keratinization of the oral mucosa. In extreme forms, this may manifest as leukoplakia or stomatitis nicotina (smoker's keratosis).