dental disorders
Recurrent Aphthous Stomatitis
Introduction
Recurrent aphthous stomatitis (RAS) is a common condition in which round or ovoid painful ulcers recur on the oral mucosa. Etiology is unclear. Diagnosis is clinical. Treatment is symptomatic and most often includes topical corticosteroids. (See also Stomatitis and Recurrent aphthous stomatitis affects approximately 20 % of adults and a greater percentage of children at some time in their life ( Reference ). 