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urticaria |
Also found in: Dictionary/thesaurus, Medical, Wikipedia, Hutchinson | 0.01 sec. |
hivesor urticariaAllergic skin reaction in which slightly raised, flat-topped, very itchy swellings appear suddenly. The acute form, probably most often caused by food allergies, subsides in 6–24 hours, but the chronic form, believed to be due to emotional and mental stress, lasts much longer. Acute hives may also be triggered by drugs, especially penicillin, inhaled allergens or toxins, or diseases. Treatment involves identifying and avoiding the allergen; epinephrine and antihistamines may help the acute skin symptoms. urticaria [‚ərd·ə′kar·ē·ə] (medicine) Hives or nettle rash; a skin condition characterized by the appearance of intensely itching wheals or welts with elevated, usually white centers and a surrounding area of erythema. Also known as hives. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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It is also indicated for the symptomatic relief of pruritus and the reduction in the number of hives, and size of hives, in patients with chronic idiopathic urticaria. For most patients, the duration of fever and urticaria was short, usually 1-2 weeks (range 1-6 weeks), and the median duration of respiratory symptoms was longer, 6 weeks (mean [+ or -] SD 15. Individuals may use latex for years without problems before 'Contact Urticaria Syndrome' develops. |
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