Medical term:

photoallergy



photoallergy

 [fo″to-al´er-je]
a delayed immunologic type of photosensitivity involving both a chemical substance to which the individual has become previously sensitized and radiant energy.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

pho·to·sen·si·ti·za·tion

(fō'tō-sen-si-ti-zā'shŭn),
1. Sensitization of the skin to light, usually due to the action of certain drugs, plants, or other substances; may occur shortly after administration of the drug (phototoxic sensitivity), or may occur only after a latent period of from days to months (photoallergic sensitivity, or photoallergy).
2. Synonym(s): photodynamic sensitization
Farlex Partner Medical Dictionary © Farlex 2012


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