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Allergy
? TBD
Immune system response to a substance that most people tolerate well
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An allergy is an exaggerated immune response where the body mistakenly identifies an ordinarily harmless allergen as a threat. Allergic reactions give rise to allergic diseases such as hay fever, allergic conjunctivitis, allergic asthma, atopic dermatitis, food allergies, and anaphylaxis. Symptoms of allergic diseases may include red eyes, an...

Instance of
Academic discipline
class of disease
Signs and symptoms
Subclass of
Disease
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