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Photodermatitis, sometimes referred to as sun poisoning or photoallergy, is a form of allergic contact dermatitis in which the allergen must be activated by light to sensitize the allergic response, and to cause a rash or other systemic effects on subsequent exposure.
The Flag of North Carolina. North Carolina (/ ˌ k ær ə ˈ l aɪ n ə / ⓘ KARR-ə-LY-nə) is a state in the Southeastern region of the United States.It is bordered by Virginia to the north, the Atlantic Ocean to the east, South Carolina to the south, Georgia to the southwest, and Tennessee to the west.
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Type I hypersensitivity (or immediate hypersensitivity), in the Gell and Coombs classification of allergic reactions, is an allergic reaction provoked by re-exposure to a specific type of antigen referred to as an allergen. [1]
A patch test (contact delayed hypersensitivity allergy test) [17] is a commonly used examination to determine the exact cause of an allergic contact dermatitis. According to the American Academy of Allergy, Asthma, and Immunology, "patch testing is the gold standard for contact allergen identification". [2]
[9] [10] In general, acute HP is suspected to be attributed to a type III hypersensitivity while the subacute and chronic types are suspected to be caused by T cell infiltration and granuloma formation. [11] Because different people react variably to antigen exposure, the exact mechanism is unclear but genetic and host factors are likely at ...
Alpha-gal syndrome (AGS), also known as alpha-gal allergy or mammalian meat allergy (MMA), [1] is a type of acquired allergy characterized by a delayed onset of symptoms (3–8 hours) after ingesting mammalian meat. The condition results from past exposure to certain tick bites and was first reported in 2002.
Triangle Township is one of six townships in Durham County, North Carolina, United States. The township had a population of 67,870 according to the 2000 census . Geographically, Triangle Township occupies 73.85 square miles (191.3 km 2 ) in southern Durham County and is the largest township in the county by land area.