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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.
Nickel is the most common contact allergen worldwide (of people with contact dermatitis, 11.4% in Europe, 8.8–25.7% in China, and 17.5% in North America are allergic to nickel). [1] Nickel allergy, and contact allergies more generally, can develop when people are any age, but they are most likely to develop in early adulthood.
The intradermal allergy test is more sensitive than the skin prick test, but is also more often positive in people that do not have symptoms to that allergen. [ 40 ] Even if a person has negative skin-prick, intradermal and blood tests for allergies, they may still have allergic rhinitis, from a local allergy in the nose.
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Wheat allergy symptoms should not be confused with celiac disease, gluten ataxia or non-celiac gluten sensitivity (NCGS). While wheat allergies are "true" allergies, celiac disease and gluten ataxia are an autoimmune diseases. [62] NCGS is more similar to food intolerances but as of 2021 its pathogenesis is still not well understood.
Here are symptoms of heat-related emergencies to look out for and quick actions for first aid. Heat Rash. Heat rash is a skin irritation caused by excessive sweating in hot and humid weather ...
The Asthma and Allergy Foundation of America listed Wichita as the top metro area for seasonal allergens, which are on the rise due to climate change. Kansas is the worst place in the country for ...
Phytophotodermatitis, also known as berloque dermatitis, [1] [2] [3] margarita photodermatitis, [4] [5] lime disease [6] or lime phytodermatitis [6] is a cutaneous phototoxic inflammatory reaction resulting from contact with a light-sensitizing botanical agent (such as lime juice) followed by exposure to ultraviolet A (UV-A) light (from the sun, for instance).