Doctor insights on:
How Common Is A Peanut Allergy
Possibly: There is something called oral allergy syndrome, where people who are allergic to ragweed, cannot eat the melon family. They get itching in the mouth and ears, and sometimes swelling. This occurs in people who are allergic to birch trees, and eat hazelnuts, or some fruits such as apple, plums, and nectarines. ...Read moreSee 1 more doctor answer
A peanut allergy is an exaggerated immune response due to exposure to peanut protein. The reaction can present with typical symptoms of hives, respiratory symptoms (cough, wheeze, shortness of breath), GI symptoms (abdominal pain, vomiting), swelling, loss of consciousness, and can be fatal. Symptoms typically present within minutes to a couple hours ...Read more
Allergy to nuts : A nut allergy is an allergic, meaning IgE-based immunological response to foods commonly called nuts, which include peanuts (really legumes), tree nuts like almonds, pecans, walnuts, macadamias, hazelnuts, Brazil nuts, cashews, pistachios, as well as sometimes seeds like sunflower "nuts". Symptoms include itching, hives, swelling, throat closing, flushing, asthma, shock and rarely, death. ...Read more
Yes: Many allergies to foods can improve or go away with strict avoidance of the food. Carrot usually causes mouth symptoms after they are eaten raw and is related to cross reactivity with birch tree pollen. Birch tree is the primary allergy in this case. This is called oral allergy syndrome. ...Read more
Unknown: It is probably extremely uncommon in italians much like the general population at large to have a "pure" grape allergy. As mentioned previously, molds, yeast, pesticides, and sulfites associated with grapes can also be the culprit. Ethnic group studies/data regarding grape allergies have not been collected in the scientific literature in my med search. ...Read more
Avoidance: Avoiding the foods to which you are allergic is still the best treatment. Studies are underway with oral desensitization, but this technique is not ready yet for generalized use. Sometimes a food challenge in a doctor's office can confirm if you are truly allergic to these foods. Allergy tests for foods often produce false positive reactions. ...Read more
Not uncommon.: Sometimes a viral infection can trigger this...or it is possible to develop seasonal or other allergies, even if they weren't there when younger. There are other lung conditions that can mimic asthma, so just be sure you've discussed this with your doctor or a pulmonologist or allergist. ...Read moreSee 1 more doctor answer
How common is an allergy or intolerance to nightshade vegetables/foods? What are the typical symptoms?
Fairly: Allergy is likely rare but intolerance likely fairly common. Allergy to foods in the nightshades family in not that different from other allergy allergies although anaphylaxis must be very rare. As for intolerance, it can be almost anything with different people having different symptoms to a certain food. ...Read more
Sort of: Most "grocery check out isle" chocolate is contaminated with peanut and tree nuts like almond, because it is packaged in the same factory. So if you buy plain chocolate you may still get exposure to almond. ...Read more
Allergies occur when your immune system is triggered by envirionmental factors it should ignore--for example, pollen in the air, or dander on a cat or dog--and creates cells to fight against them. An allergic reaction typically causes itching, congestion, or drainage, and ...Read more
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