Purpose of review: Oral allergy syndrome (OAS) is common in patients with allergic rhinoconjunctivitis. This is the allergy category called “Oral Allergy Syndrome” (OAS) or “Pollen-Food Syndrome”. People with pollen allergies often do not tolerate certain foods. One way to reduce cross-reactions with food is to bake or microwave the food because high temperatures break down the proteins responsible for OAS. Include your email address to get a message when this question is answered. It has more recently been renamed Pollen-Food allergy syndrome. OAS, also called pollen-food allergy, is not usually found in children. It’s important to understand the distinction between a food allergy and OAS to best serve these clients. Trustworthy Source 6. It is most common during the pollen season. Charity no: SCO39257. Oral allergy syndrome occurs in 47–70% of patients with pollen allergy 34). A comprehensive patient history can reveal a link between identifying the specific foods that trigger tingling and swelling. If symptoms like tingling and swelling occur in your mouth when you are eating certain foods, especially raw fruits and vegetables, you may have OAS. This article has been viewed 8,964 times. In this condition, Hay fever patients sensitised to pollen develop oral allergic symptoms to certain stone fruits and vegetables. She received her Massage Therapist License from the Amarillo Massage Therapy Institute in 2008 and a M.S. While OAS is not actually a food allergy, it is a reaction to the remnants of weed or tree pollen found on fruits and vegetables. Your doctor may suggest taking anti-histamines or carrying an epinephrine injection to relieve symptoms, depending on severity. Thanks to all authors for creating a page that has been read 8,964 times. Most symptoms are felt in the mouth with itching OAS may be less recognized in clinical practice leading to unclear diagnosis and treatment plans. Dr. Chacko will mark out a grid on the forearm and introduce extracts from fruits, pollens, and vegetables. Symptoms usually go away as soon as you stop eating the food and don’t generally require treatment. Oral Allergy Treatment May Ease Asthma, Hay Fever. OAS is connected to environmental allergies, such as hay fever. Adults appear to be more affected than children. They have not made the connection between eating those foods and their allergies. This may be things such as apples, kiwis, peppers, or almonds. The treatment for pollen-food allergy is simply avoidance, although immunotherapy to pollens has been shown to decrease the symptoms. Oral allergy syndrome (OAS) is a common food-related allergy that develops in adults. Oral allergy syndrome (oral allergy syndrome differently or naturally OAS) is a set of symptoms looking after the consumption of certain products that are allergens.It can be caused by, among other fruits, vegetables, or nuts. By using our site, you agree to our. Please consider supporting our work with a contribution to wikiHow. Ask your doctor to make sure you're getting the right dose. The problem occurs when eating raw fruits and vegetables and the allergens are not destroyed by stomach acids. For example, if you have a grass allergy and like peaches, consider plums or apples instead. Find out symptoms, treatments… Call 678-668-4688 for more information or to make an appointment at one of our 5 Atlanta-area locations. Consider not keeping them in your kitchen to minimize your risk of eating them. It is a therapy in which, the body’s immune system response is modified. Rocks Digital Marketing, Causes of Eczema – Treat the Cause, Not Just the Symptoms, American College of Allergy, Asthma, and Immunology, Tingling and itching on the roof of your mouth or tongue, Apples, pears, plums, nectarines, peaches, apricots, cherries, Bananas, mangoes, kiwis, strawberries, raspberries, oranges, Nightshade vegetables: potatoes, peppers, tomatoes, eggplant, Corn, peas, lettuce, artichokes, cucumbers, Celery, carrots, cilantro, cumin, dill, fennel, chervil, Chickpeas, lentils, sunflower seeds, honey. If you have symptoms of OAS, avoid eating these raw foods, especially during allergy season because in many patients, OAS worsens during the pollen season of the pollen in question. % of people told us that this article helped them. You can try cooking those foods, but you may have to avoid them altogether. But there isn’t a specific medication to treat oral allergy syndrome. The easiest way to treat the oral allergy syndrome is to avoid the foods that cause the problem. This under-the-tongue alternative to shots is used in Europe, but not approved in U.S. Many aspects of OAS remain poorly understood, including a lack of a standard definition, limits in diagnostic tests, and complicated pathophysiology with a multitude of cross-reactivities. You should also tell your doctor if your OAS symptoms are caused by nuts or cooked fruits and vegetables. Carry two auto-injectors with you at all times to minimize the risk of a serious OAS reaction. There are 18 references cited in this article, which can be found at the bottom of the page. Store cross-reactive foods in a place where you aren’t exposed to them. Don't use tobacco products. The most straightforward way to avoid oral allergy syndrome symptoms is to stop eating the foods you react to. If you think you suffer from oral allergy syndrome, you should visit your GP for confirmation of the diagnosis. Explaining your triggers can help. Medical News Today suggests clinical methods are the most common in diagnosing OAS. OAS is not a separate food allergy, but rather represents cross-reactivity between distant remnants of tree or weed pollen still found in certain fruits and vegetables. Ask the manager, server, or cook to accommodate your OAS when possible. Registered in Scotland. © Copyright 2021 | All Rights Reserved, Website Designed and Maintained by Seek immediate medical attention if you are having a severe allergic reaction to a raw fruit or vegetable. Oral allergy syndrome is an immunoglobulin E (IgE) mediated allergic response. American College of Allergy, Asthma, and Immunology Healthline explains that the symptoms of oral allergy syndrome can vary, but they are usually concentrated in the mouth area. Foods that cause clinical allergy need to be avoided. Homologous proteins and cross-responding antigenic determinants in pollens and in different vegetables and fruits may initiate the symptoms 35). Sarah has over 10 years of experience teaching and practicing phlebotomy and intravenous (IV) therapy using physical, psychological, and emotional support. After 15 minutes, the area is checked to see if there is any reaction. Seek emergency treatment if you develop any signs or symptoms of a severe OAS reaction including constriction of airways that makes it difficult to breathe, shock with a severe drop in blood pressure, rapid pulse, dizziness or lightheadedness. Oral allergy syndrome. Many people have allergic reactions to pollen and pets and suffer from seasonal allergies and hay fever. Make sure that you and your family know how to properly use the auto-injector. Getting rid of or limiting exposure to potentially cross-reactive foods can minimize your risk for an allergic reaction. Your body’s immune system is able to identify specific proteins like viruses, bacteria, and harmful germs. People who are allergic to pollens may react upon eating certain raw foods because proteins in those foods can be similar to or identical to proteins found in certain fruits and vegetables. The immune system recognizes the pollen and similar proteins in the food and directs an allergic response to it. We use cookies to make wikiHow great. Oral allergy syndrome (OAS) is an acute oro-pharyngeal IgE mediated reaction, triggered by foods that cross react with pollens, most commonly silver birch. If more severe symptoms occur, you should seek medical help. Therefore, OAS is only seen in people with seasonal pollen allergies, and mostly people who are allergic X References. I have patients come in complaining about burning lips, tingling throat, sneezing attack after one bite of peaches, mango, kiwi, and nuts like almonds. Oral allergy syndrome (OAS) is a common food-related allergic condition that develops in adults. … Make a second, safe choice if you can’t get your first without cross-reactive substances. OAS is generally a mild food allergy, but in rare cases cause severe throat swelling that lead to difficulty swallowing or breathing. OAS occurs when your body confuses pollen proteins as being harmful. Careful management of … Let your doctor know what foods cause a reaction when you eat them. When it comes to health issues, allergies are quite common. Call Chacko Allergy at 678-668-4688 for treatment today. What is the treatment for oral allergy syndrome? OAS is connected to environmental allergies, such as hay fever.. in Nursing from the University of Phoenix in 2013. When you have oral allergy syndrome, certain fresh fruits, nuts, and vegetables can trigger an allergic reaction in the mouth and throat because of proteins with a similar structure to pollen. Careful diet control can ensure that people with the condition can lead normal lives otherwise. American College of Allergy, Asthma, and Immunology, National professional organization of allergists, asthma specialists and immunologists that focuses on supporting and publishing research, {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/9\/99\/Treat-Oral-Allergy-Syndrome-Step-1.jpg\/v4-460px-Treat-Oral-Allergy-Syndrome-Step-1.jpg","bigUrl":"\/images\/thumb\/9\/99\/Treat-Oral-Allergy-Syndrome-Step-1.jpg\/aid8156567-v4-728px-Treat-Oral-Allergy-Syndrome-Step-1.jpg","smallWidth":460,"smallHeight":345,"bigWidth":728,"bigHeight":546,"licensing":"