But we now know that having a reaction to an iodine-based contrast dye is not at all the same as an allergy to shellfish. Edge Pharma Allergy efficiently manages all aspects of immunotherapy for both clinics and health systems. Learn the signs and symptoms of different types of insect sting allergy. Close to 3% of the U.S. population is allergic to shellfish, according to the Journal of American Medical Association. M.D., M.P.H., Journal of the American Medical Association, Prevalence and Severity of Food Allergies, https://jamanetwork.com/(2) Faber, M.A. Overall, shellfish allergy accounts for up to 1/3 of all serious allergic reactions. All Rights Reserved. My doctor has tried to assure me that my shellfish allergy has nothing to do with me being allergic to iodine. Sinus infection is a major health problem. If you have a shellfish allergy, you can most likely safely get radiocontrast medical procedures, unless you have a separate allergy to them. Learn about the triggers and treatment for allergic asthma and how an allergist can help you manage allergy and asthma symptoms. The major allergens in shellfish are tropomyosins, which are proteins is the muscle and definitely not iodine. What is an iodine intolerance? How does chronic obstructive pulmonary disorder (or COPD) overlap with asthma? M.D., Allergy, Asthma Proceedings, Seafood and Iodine: An Analysis of a Medical Myth, https://www.ingentaconnect.com/(4) American College of Allergy, Asthma, and Immunology, Is Shellfish Allergy Related to Iodine? Symptoms. However, shellfish allergies are not linked to iodine. Pet allergies can contribute to constant allergy symptoms, such as causing your eyes to water, or causing you to start sneezing. Discover treatment options through ACAAI. M.D., et. For those affected, even a small bite of shrimp, lobster, or crab, can result in reactions from itching and hives to anaphylaxis.(1). The study enrolled 60 subjects with a confirmed shellfish allergy. Together with outsourcing from Edge Pharma, we offer a complete solution to provide compliant immunotherapy. Years ago doctors believed that shellfish allergy stemmed from increased amounts of iodine present in the shellfish, so patients with a shellfish allergy were told to avoid iodine. Shellfish allergic individuals have no increased risk of a reaction from antiseptics such as Betadine (10% povidone with Iodine solution, often before surgical procedures to clean the skin) compared to non-shellfish allergic people. Discover treatment options and avoidance tips through ACAAI. The myth lingers and continues to have an impact on patients and their healthcare, as iodine is a component in intravenous dye which is widely used for radiological procedures. While shellfish allergy is a very real allergy and potentially life threatening, it is not an iodine allergy. The protein tropomyosin is considered to be the main allergen in shellfish allergy. Research shows that people who have a shellfish allergy and people who have an allergy to … Follow expert guidelines to keep Halloween safe for those with allergies and asthma. Learn about the triggers and treatment for non-allergic asthma and how an allergist can help you manage symptoms. If you have latex allergy you should limit or avoid future exposure to latex products. Iodine is an ingredient in some disinfectants. Now, I need to have a procedure that requires injecting me with an intravenous iodine-based contrast, and I told my doctor that I am hesitant to have this procedure due to my shellfish allergy. If you are allergic to shellfish, specific proteins found in these foods are the allergens, not iodine. There is about a three percent chance that if you are allergic to shellfish you will have a reaction to contrast dyes, but this percentage is about the same in people with no known shellfish allergy.”(4), (1) Gupta, R. The researchers concluded that iodine isn’t an allergen. When asked the source of the shellfish allergy, 92% answered “iodine.”(3), The College of Allergy, Asthma, And Immunology addresses the iodine myth on its website: “Years ago doctors believed that shellfish allergy stemmed from increased amounts of iodine present in the shellfish, so patients with a shellfish allergy were told to avoid iodine. If you start wheezing or coughing during exercise, or if physical exertion makes it difficult for you to breathe, you may have exercise-induced asthma. According to the American College of Allergy, Asthma, and Immunology, “Years ago doctors believed that shellfish allergy stemmed from increased amounts of iodine present in the shellfish, so patients with a shellfish allergy were told to avoid iodine. It afflicts 31 million people in the United States. Discover treatment options and preventive cleaning tips through ACAAI. There is about a three percent chance that if you are allergic to shellfish you will have a reaction to contrast dyes, but this percentage is about the same in people with no known shellfish allergy. Read more to find out, and people should seek... iodine vs.! 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