Doctor insights on:
What Else Can Cause Hives Besides Allergies
Several causes: The most common causes of hives are allergy, autoimmunity, and physical stimuli. Foods or drugs can cause hives - peanut and shellfish are common food allergens, and Ibuprofen and penicillin are common drug allergens. Some hives are due to physical stimuli such as cold, heat, pressure or stroking of the skin. ...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
What are the causes of daily hives. I know its an allergy to something but having no luck with testing.?
Chronic urticaria: Sounds like you have chronic urticarial. While allergies may play a role of causation in many of these cases, others are caused by environmental circumstances - hot or cold environment, stress, or other non-allergic conditions. Still best to work with allergist to find out what your triggers may be and explore alternative options for treatment. ...Read more
I break out in very bad large hives. Itch terribly. I have been allergy tested, all neg. What may b cause?
Damn hives: Most people that have chronic urticaria, hives lasting more than 6 weeks, have ciu, chronic idiopathic urticaria. Allergy is probably responsible for only 5 - 10% of ciu. Recent data suggests some chronic hives are autoimmune and occasionally they can be a marker of other systemic diseases. A good history will usually direct evaluation if any. Controlling medications reason for allergist consult. ...Read more
What makes hives come out, and do the different types of allergies cause different sizes or different types of hives?
Depends on trigger: Urticaria (hives) is common, affecting up to 20% of the population. Acute hives is defined as periodic outbreaks of red, raised itchy lesions that resolve within 6 weeks. Common viral and bacterial infections can trigger an outbreak, however medications, foods, and insect stings can also cause acute hives. An Allergist might determine cause of hives without testing, but depends on clinical history ...Read more
Daughter had hives on and off for 5 days last week and now my other child is getting neither has any allergies. What kind of illnesses can cause this?
My son developed hives and I wonder if it was because he ate some green bananas. Can hives be caused by a banana allergy?
Generally not: Hives due to food allergy will typically start between 10 and 60 minutes after eating a food, and last for several hours - typically gone by the next day. They will not come back after that, unless the same food is eaten again. Recurrent hives regardless of any recurring ingestion or exposure should be investigated by an allergist. ...Read moreSee 1 more doctor answer
Does a food allergy reaction usually cause hives? I have lost 30 pounds unintentionally and can't stop itching wverywhwre?
My fiance has serious allergies but we are having issues with what the cause is, she will randomly break out in hives, itch all over, cant breathe?
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