Pollen cross reactivity chart2/2/2024 So-fresh fruit in February won’t cause it. If you have OAS, then eating, say, a cantaloupe or a fresh tomato won’t give you an allergic reaction alone. Unlike other allergies, it’s the combination of airborne allergens and proteins in the fruits and vegetables you eat that create the reaction. Oral Allergy Syndrome (OAS) may affect as many as 1/3 of the 40 million Americans with seasonal allergies. ![]() Allergy symptoms only present during hay fever season.If so, did you know your symptoms may not be year round? Symptoms of Oral Allergy Syndrome (OAS) Oral Allergy Syndrome If you find yourself avoiding certain fresh fruits, vegetables, or nuts because of an itchy, burning allergic reaction in your mouth, you may have Oral Allergy Syndrome (OAS). ![]() This website provides excellent suggestions for living with food allergies as well as support for those affected. is an excellent source for those suffering from food allergies. The casein can cause the same symptoms as the milk. Many products contain casein, which is a milk protein, even though they don’t actually contain milk. Additionally, simply avoiding eggs and purchasing egg substitute may not prevent exposure as some egg substitutes contain egg whites. You must also avoid foods manufactured in plants where peanut containing foods are manufactured. It is not enough just to avoid peanuts, for example. Strictly avoiding the allergy causing food should be easy, but it is actually more difficult than it would seem. A qualified doctor should prepare an emergency plan of action for accidental exposure to the allergen. In extreme instances, allergies can be so severe that even inhaling the food or touching a surface, which has been in contact with the food, can cause a severe reaction. They should strictly avoid any contact with the offending food. Individuals who have food allergies should carry epinephrine with them in the form of an EpiPen or Twinject. Immediate treatment of a food related allergic reaction is imperative! Currently there is no ‘cure’ for food allergies. Allergic reactions, however, can be much more serious. Food intolerance can cause similar symptoms to food allergies, including gas, diarrhea, headaches, constipation and possibly rashes. ![]() Food intolerance is caused by inability to digest food due to a lack of necessary digestive enzymes. Allergies are caused by an immunologic reaction to the proteins in the food. It is also important to differentiate between food allergy and food sensitivity. Other food allergy reactions include swelling of the tongue, swelling in the throat, difficulty breathing, hives, vomiting, abdominal cramping, diarrhea, drop in blood pressure and loss of consciousness. Generally these symptoms will occur within minutes of exposure, although it can take up to two hours before symptoms are present. Symptoms of food related allergy can ran the gamut from mild tingling in the mouth to full blown anaphylactic shock. Although any food can be an allergen, there are eight foods that account for 90% of the food related allergic reactions. Food allergies are much less common than pollen allergies, however there are still an estimated 12 million Americans who suffer from food allergies. As a general rule, wait 72 hours before introducing a second new food. This will enable the parent to determine, if there is an allergic reaction, which food is the allergen. It is a good idea, when introducing new foods to children, to do so slowly. Allergic reactions to foods cause a variety of symptoms some of them deadly. It also appears that in allergy susceptible people, the likelihood of developing an allergy increases with exposure. ![]() Other allergens (allergy causing substances) can be avoided to a great extent, but food is not an avoidable substance. Food allergies are, perhaps, the most fearsome allergies to deal with. If you are in the Salt Lake City Utah area and you can schedule an allergy doctor appointment or contact us with any of your allergy related questions.
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