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Oral allergy syndrome (OAS) or pollen-food allergy syndrome (PFAS) is a type of allergy classified by a cluster of allergic reactions in the mouth and throat in response to eating certain (usually fresh) fruits, nuts, and vegetables. It typically develops in adults with hay fever. [1] It is not usually serious. [2]
Respiratory symptoms, Anaphylaxis, oral allergy syndrome, gastrointestinal symptoms, rhinitis, conjunctivitis Shellfish allergies are highly cross reactive, but its prevalence is much higher than that of fish allergy. Shellfish allergy is the leading cause of food allergy in U.S adults. [31]
According to the Mayo Clinic, “Allergy symptoms, which depend on the substance involved, can affect your airways, sinuses and nasal passages, skin, and digestive system.” [5] The severity of the following symptoms varies from child to child. [5] The symptoms of indoor and outdoor allergies in children may include: [18] [19] Runny nose
Treating allergy symptoms with over-the-counter medication, saline spray, and, if warranted, allergy medication or injections from your doctor, may also help reduce GI symptoms as a result.
A food allergy is an abnormal immune response to food.The symptoms of the allergic reaction may range from mild to severe. They may include itchiness, swelling of the tongue, vomiting, diarrhea, hives, trouble breathing, or low blood pressure.
A diagnosis can be made from clinical signs and symptoms, and treatment consists of minimizing the discomfort of symptoms. [5] It can be differentiated from herpetic gingivostomatitis by the positioning of vesicles - in herpangina, they are typically found on the posterior oropharynx, as compared to gingivostomatitis where they are typically found on the anterior oropharynx and the mouth.
Symptoms of the allergy reaction are caused by too many IgE antibodies attacking the allergen – the alpha-gal. [2] [6] Other types of ticks are suspected of causing similar problems. [23] Only a small percentage of children and adults will acquire a red meat allergy after receiving a bite from a lone star tick. [24]
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