Search results
Results From The WOW.Com Content Network
The cause is unknown, [2] but it is thought to be caused by intracellular edema of the superficial epithelial cells coupled with retention of superficial parakeratin. . Although leukoedema is thought to be a developmental condition, it may be more common and more pronounced in smokers, and becomes less noticeable when smoking is
Lichen planus may be categorized as affecting mucosal or cutaneous surfaces.. Cutaneous forms are those affecting the skin, scalp, and nails. [10] [11] [12]Mucosal forms are those affecting the lining of the gastrointestinal tract (mouth, pharynx, esophagus, stomach, anus), larynx, and other mucosal surfaces including the genitals, peritoneum, ears, nose, bladder and conjunctiva of the eyes.
Lichenoid eruptions are dermatoses related to the unique, common inflammatory disorder lichen planus, which affects the skin, mucous membranes, nails, and hair. [74] [75] [76] Annular lichen planus Lichen planus actinicus; Atrophic lichen planus; Bullous lichen planus (vesiculobullous lichen planus) Erosive lichen planus
Frictional keratosis (e.g. morsicatio buccarum, linea alba, factitious injury) Chemical burn Infective: Oral candidiasis: Oral hairy leukoplakia: Syphlytic leukoplakia Immunologic: Lichen planus: Lichenoid reaction (e.g. Lupus erythematosus, Graft versus host disease, Drug-induced lichenoid reaction) Psoriasis: Idiopathic and smoking related ...
There may be a coexistent linea alba, which corresponds to the occlusal plane, [3] or crenated tongue. The lesions are white with thickening and shredding of mucosa commonly combined with intervening zones of erythema (redness) or ulceration. [2] The surface is irregular, and people may occasionally have loose sections of mucosa that come away.
The linea alba (Latin for: white line) is a strong fibrous midline structure [1] of the anterior abdominal wall [2] situated between the two recti abdominis muscles (one on either side). The umbilicus (navel) is a defect in the linea alba through which foetal umbilical vessels pass before birth. [ 1 ]
Lichen planus Pterygium unguis (or dorsal pterygium [ 1 ] : 660 ) forms as a result of scarring between the proximal nailfold and matrix, with the classic example being lichen planus , though it has been reported to occur as a result of sarcoidosis and Hansen's disease .
Lichen planus: A chronic inflammatory disease with different forms of oral presentations. The most classic appearance of lichen planus is the presence of white streaks in inner cheek, tongue, and gum. Desquamative gingivitis can be seen in patients with lichen planus. Biopsy is done for definitive diagnosis of lichen planus. [18] [23]