| actinic d. |
dermatitis resulting from exposure to actinic radiation, such as that from the sun, ultraviolet waves, or x- or gamma radiation.
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| actinic e. |
premature aging of the skin due to prolonged exposure to sunlight, occurring especially in light-skinned individuals, and chiefly characterized by inelasticity, thinning or sometimes thickening, wrinkling, dryness with fine scaling, and variable hyperpigmentation, often with development of cherry angiomas, telangiectasis, senile lentigines, ecchymosis, milia, and senile keratosis. See also nodular e. of Favre and Racouchot. Called also farmers' or sailors' skin and senile or solar e.
Ãâó: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| actinic g. |
an annular lesion seen on skin chronically exposed to the sun; the border is raised and contains many histiocytes and giant cells, while the center may appear normal but is actually elastotic. See also granulomatous cheilitis, under cheilitis. Called also Miescher's g.
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| actinic k. |
a form due to the action of ultraviolet light.
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| actinic l. |
the portion of the spectrum comprising the light rays capable of producing chemical effects.
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