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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]
Distinct strawberry tongue with "parched" lips as seen in a young child with Kawasaki disease. Strawberry tongue, or raspberry tongue, [25] is glossitis which manifests with hyperplastic (enlarged) fungiform papillae, giving the appearance of a strawberry. White strawberry tongue is where there is a white coating on the tongue through which the ...
Eosinophilic ulcer of the tongue, [1] Riga–Fede disease, [1] Eosinophilic ulcer of the oral mucosa – H&E stain Eosinophilic ulcer of the oral mucosa (also known as traumatic eosinophilic granuloma [ 1 ] ) is a condition characterized by an ulcer with an indurated and elevated border. [ 2 ]
Although there are many causes of oral ulceration, recurrent oral ulceration has relatively few causes, most commonly aphthous stomatitis, but rarely Behçet's disease, erythema multiforme, ulceration associated with gastrointestinal disease, [12] [20] and recurrent intra-oral herpes simplex infection. A systemic cause is more likely in adults ...
Infection that originates above the buccinator's attachment point with the maxilla will spread laterally into the buccal space. Infection that begins below the buccinator's attachment point with the maxilla will spread inferiorly into the vestibular space. Rarely, the infection will spread upwards into the maxillary sinus and cause a sinusitis. [1]
An abscess is a collection of pus that has built up within the tissue of the body, usually caused by bacterial infection. [6] [7] Signs and symptoms of abscesses include redness, pain, warmth, and swelling. [1]
Migratory stomatitis (or geographic stomatitis) is an atypical presentation of a condition which normally presents on the tongue, termed geographic tongue. Geographic tongue is so named because there are atrophic , erythematous areas of depapillation that migrate over time, giving a map-like appearance.
As with the licking of wounds by people, wound licking by animals carries a risk of infection. Allowing pet cats to lick open wounds can cause cellulitis [53] [54] and sepsis [55] [56] due to bacterial infections. Licking of open wounds by dogs could transmit rabies if the dog is infected with rabies, [57] although this is said by the CDC to be ...