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Peanut Allergy

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by

Jessica Meek

on 8 March 2011

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Transcript of Peanut Allergy

Peanut Allergies Peanut Allergies are the most
commom food allergy Immune system Reaction
Overreaction to something harmless
T cells overreact to the aintigens & stimulate excessive immunoglobulin E itchy
red
bumpy raches
Eczema runny & stuffy nose
itchy/ or watery eyes
sneezing
Skin respiratory system Gastrointestinal tract belly cramp
vomitting
nausea
diarrhea
light headed or faint

bad cases
Anaphylaxis ; life threatening reaction that can make someone's airways swell Diagonsis
Blood test measureing sensitivity to peanuts
Skin prick test
your skin is pricked and exposed to peanut protein to see if you have a skin response reactions
Cardiovascular system A peanut allergy is a reaction that occurs when your body mistakenly identifies peanuts as harmful substances. When you eat peanuts or food containing peanuts, your immune system—the body's natural defense system that fights infections and diseases—overreacts and can cause a serious, even life-threatening response. What causes a peanut allergy? An allergic reaction occurs when your immune system overreacts and releases chemicals, including histamine, into your blood. These chemicals can affect different tissues in the body, such as the skin, eyes, nose, airways, intestinal tract, lungs, and blood vessels how is it treated ? If you accidentally eat a peanut, follow your doctor's instructions. For a mild reaction, you may only need to take an antihistamine, such as diphenhydramine hydrochloride (Benadryl), to reduce your symptoms of a runny nose or itchy skin.
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