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(Allergy, Peanut; Nut Allergy; Allergy, Nut)
- Eating peanuts, foods containing them, or foods that came in contact with them
- Touching peanuts
- Inhaling particles containing peanuts, such as peanut flour
- Redness or swelling of the skin—hives
- Itching or tingling of the mouth and throat
- Stomach cramps
- Shortness of breath or wheezing
- Chest tightness
- Runny or stuffy nose
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- Closing of airways or swelling of throat, making it very hard to breathe
- Severe drop in blood pressure
- Very fast pulse
- Loss of consciousness
- Ask about your symptoms
- Take your medical history
- Do a physical exam
- Skin prick test—To look for a skin reaction when exposed to specific food particles.
- Blood test—To look for an antibody called immunoglobulin E (IgE), which is present when you are exposed something that gives you an allergic reaction.
- Avoid peanuts, peanut-containing products, and foods that were exposed to peanuts. For instance, when placing an order at a restaurant, ask the server if the dish contains peanuts or is cooked with items (sauces or oils) that may contain peanuts.
- Read food labels and other labels, such as medications, make-up, or face cream labels. You never know what items may contain peanuts.
- Ice cream
- Energy bars
- Salad dressing
- Chocolate candies
- Nut butters and oils
- Sauces and gravies
- Vegetarian food products, such as veg burgers
American Academy of Allergy, Asthma, and Immunology http://www.aaaai.org
Food Allergy Research and Education http://www.foodallergy.org
Allergy Asthma Information Association http://aaia.ca
Calgary Allergy Network http://www.calgaryallergy.ca
Food allergy. EBSCO DynaMed website. Available at: http://www.ebscohost.com/dynamed. Updated March 31, 2014. Accessed August 25, 2014.
Lee CW, Sheffer AL. Peanut allergy. Allergy Asthma Proc. 2003;24(4):259-264.
Mayo Clinic Staff. Peanut allergy. Mayo Clinic website. Available at: http://www.mayoclinic.org/diseases-conditions/peanut-allergy/basics/definition/con-20027898. Updated June 27, 2012. Accessed August 25, 2014.
Nut and peanut allergy. Nemours Kids Health website. Available at: http://kidshealth.org/kid/stay%5Fhealthy/food/nut%5Fallergy.html. Updated October 2011. Accessed August 25, 2014.
Peanut allergy. American College of Allergy, Asthma, and Immunology website. Available at: http://www.acaai.org/allergist/allergies/Types/food-allergies/types/Pages/peanut-allergy.aspx. Accessed August 24, 2014.
Peanut allergy. Asthma and Allergy Foundation of America website. Available at: http://www.aafa.org/display.cfm?id=9&sub=20&cont=517. Accessed August 25, 2014.
Peanut allergy. The Food Allergy Research and Education website. Available at: http://www.foodallergy.org/allergens/peanut-allergy. Accessed August 25, 2014.
1/2/2014 DynaMed's Systematic Literature Surveillance http://www.ebscohost.com/dynamed: Frazier A, Camargo C, et al. Prospective study of peripregnancy consumption of peanuts or tree nuts by mothers and the risk of peanut or tree nut allergy in their offspring. JAMA Pediatr. 2013 Dec 23.
- Reviewer: Marcin Chwistek, MD
- Review Date: 08/2014
- Update Date: 00/10/2014