A painful inflamed lesion on the oral mucosa, which often seems to be burning at the periphery: every third individual has at one point had such a lesion -- an aphthous ulcer. Often they resolve after a brief period of time. In 2 to 10 percent of patients these lesions are recurrent and require medical treatment.

Source: Aphthous ulcers: Causes of mucosal inflammation unclear


David Cottle

UBB Owner & Administrator