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Allergy Skin Test: MedlinePlus Medical Test

What is an allergy skin examination?

An allergy is an overreaction, also identified as a hypersensitivity, of the body’s immune procedure. Ordinarily, your immune procedure is effective to battle off foreign substances like viruses and micro organism. When you have an allergy, your immune procedure treats a harmless substance, like dust or pollen, as a threat. To battle this perceived threat, your immune procedure reacts and triggers an allergic reaction. Indicators of an allergic reaction can assortment from sneezing and a stuffy nose to a lifestyle-threatening issue identified as anaphylactic shock.

There are 4 major sorts of overreactions, identified as Variety 1 by means of Variety IV hypersensitivities. Variety 1 hypersensitivity triggers some of the most widespread allergic reactions. These incorporate dust mites, pollens, foods, and animal dander. Other sorts of hypersensitivities trigger various immune procedure overreactions. These assortment from gentle skin rashes to serious autoimmune conditions.

An allergy skin examination generally checks for allergic reactions prompted by Variety 1 hypersensitivity. The examination seems to be for reactions to precise allergens that are put on the skin.

Other names: style 1 hypersensitivity skin examination, hypersensitivity examination allergy scratch examination, allergy patch examination, intradermal examination