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Understanding Allergy Skin Tests: A Guide to Identifying Triggers
Allergy skin tests are a vital diagnostic tool used by healthcare professionals to determine what substances trigger allergic reactions in individuals. These tests help people understand the underlying causes of symptoms such as sneezing, itching, hives, or asthma, and guide effective management strategies.
What is an Allergy Skin Test?
An allergy skin test involves exposing the skin to small amounts of potential allergens under controlled conditions. The purpose is to observe the body's immune response. If a person is allergic to a substance, the skin will typically develop a small red, raised bump at the test site within minutes to hours. This reaction occurs because the immune system produces antibodies called Immunoglobulin E (IgE) in response to allergens.
Types of Allergy Skin Tests