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type i allergic reaction

 

Definitions from WordNet

Noun type i allergic reaction has 1 sense
  1. immediate allergy, atopy, atopic allergy, type I allergic reaction - an allergic reaction that becomes apparent in a sensitized person only minutes after contact
    --1 is a kind of allergy, allergic reaction

Definitions from the Web

Type I Allergic Reaction


Description:

A Type I allergic reaction, also known as an immediate hypersensitivity reaction or a IgE-mediated hypersensitivity reaction, is a specific immune response to an allergen that occurs rapidly after exposure. It is the most common form of allergic reaction and involves the release of histamine and other chemicals by immune cells, causing symptoms such as itching, hives, swelling, and in severe cases, life-threatening anaphylaxis.

Sample Sentences:

1. The child experienced a type I allergic reaction shortly after eating peanuts, resulting in difficulty breathing and swelling of the face.

2. The type I allergic reaction to pollen caused my eyes to water and itch uncontrollably.

3. She always carries an epinephrine auto-injector in case she has a severe type I allergic reaction to bee stings.


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