Lichen planus (LP) is a disease of the skin and/or mucous membranes that resembles lichen. The cause is unknown, but it is thought to be the result of an autoimmune process with an unknown initial trigger. There is no cure, but many different medications and procedures have been used to control the symptoms. The term lichenoid reaction (or licheno...
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(from the article `skin disease`) ...when skin transplanted from one area of the body to another (other than a symmetrically opposite area) retains the morphological characteristics ...
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http://www.britannica.com/eb/a-z/l/46
A primary disorder of the skin resulting in violaceous, polygonal, flat skin lesions that often pruritic (itchy). Seen commonly on the wrists, shins, lower back and genitalia. Involvement of the scalp may lead to hair loss. The cause of lichen planus is unknown, but may occur after the use of a drug (thiazide diuretics, phenothiazines, antimalarial...
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(li´kәn pla´nәs) lichen ruber planus (li´kәn roo´bәr pla´nәs) an inflammatory skin disease characterized by wide, flat, purplish, shiny papules in circumscribed patches and pale or white streaks on the skin or mucous membranes. There are many different types, named either fo...
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an inflammatory disease of the skin and mucous membranes characterized by red or purple bumps or blotches. The cause of lichen planus is not known, but it appears to be an autoimmune condition.
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Rare skin disorder in which there is marked hyperkeratosis and extensive infiltration of lymphocytes into the lower epidermis.
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Type: Term Definitions: 1. eruption of flat-topped, shiny, violaceous papules on flexor surfaces, male genitalia, and buccal mucosa of unknown cause; may form linear groups; microscopically characterized by a bandlike subepidermal lymphocytic infiltrate. Spontaneous resolution is common after months to years.
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http://www.medilexicon.com/medicaldictionary.php?t=49309
Our Lichen planus Main Article provides a comprehensive look at the who, what, when and how of Lichen planus Lichen planus: A common skin disease with small itchy pink or purple spots on the arms or legs. The lesions (abnormal areas) on the skin in lichen planus are typically polygonal, flat (hence, the term planus), and pruritic (itchy). Occurs ch...
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Lichen planus is an eruption characterized in its most typical form by pruritic polygonal purple papules. These small flat-topped papules typically show a white lacy network on their surface, Wickham's striae. Lesions of lichen planus will develop at sites of trauma, the Koebner phenomenon.
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http://www.skincareguide.ca/glossary/l/lichen_planus.html
[
n] - an eruption of shiny flat-topped purplish (usually itchy) papules on the wrist and forearms and thighs
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a common skin disease in which itchy, small, pink or purple spots appear on the arms or legs
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lichen ruber planus noun an eruption of shiny flat-topped purplish (usually itchy) papules on the wrist and forearms and thighs
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Inflammatory eruption of flat-topped, shiny pinkish-purple papules on flexor surfaces, genitalia, and buccal mucosa.
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