Oral Ulcers. Adisa A.O. Definition. An ulcer is a breach in the epithelium (and includes damage to the lamina propria mucosa [or with exposure of the underlying connective tissue] ) Oral ulcers are common, occur in association with many diseases and by different mechanisms. etiology.
Mechanical trauma to the intra-oral minor salivary glands [especially palatal] can result in necrotizing sialometaplasia
Incisional biopsy recommended for any non-healing oral ulcer greater than 3 weeks.
Several large studies have categorized RAS as the most common inflammatory ulcerative condition of the oral cavity
Treatment - depends on the frequency, size, and number of the ulcers. The best treatment is that which will control ulcers for the longest period with minimal adverse side effects