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Aphthous stomatitis, [2] or recurrent aphthous stomatitis (RAS), commonly referred to as a canker sore, is a common condition characterized by the repeated formation of benign and non-contagious mouth ulcers (aphthae) in otherwise healthy individuals.
An aphthous ulcer is the most common ulcerative condition of the oral mucosa, and presents as a painful punched-out sore on oral or genital mucous membranes. They are also called aphthae, aphthosis, aphthous stomatitis and canker sores.
3 Απρ 2018 · Canker sores, also called aphthous ulcers, are small, shallow lesions that develop on the soft tissues in your mouth or at the base of your gums. Unlike cold sores, canker sores don't occur on the surface of your lips and they aren't contagious.
Diagramatic representation of mucosal erosion (left), excoriation (center), and ulceration (right) Simplistic representation of the life cycle of mouth ulcers. An ulcer (/ ˈ ʌ l s ər /; from Latin ulcus, "ulcer, sore") [2] is a break in the skin or mucous membrane with loss of surface tissue and the disintegration and necrosis of epithelial tissue. [3]A mucosal ulcer is an ulcer which ...
Overview. Canker sores show up inside the mouth on the lower lip, unlike cold sores. What are canker sores? Canker sores — or aphthous ulcers — are small, shallow ulcers that occur in the lining of your mouth. A canker sore starts as a white or yellowish mouth sore with a red border.
Aphthous ulcers are small, round, shallow lesions that develop on the inside of the mouth or the base of the gums. Aphthous ulcers may also be called aphthous stomatitis or canker sores.
15 Οκτ 2024 · Aphthous stomatitis, also known as a canker sore, refers to small, painful ulcers that appear on the inside of the mouth. They typically only form on non-keratinized areas of the oral mucosa, such as the inside of the lips, cheeks, or soft palate, the floor of the mouth, gums or tongue.
