A skin condition characterized by intensely itching welts and caused by an allergic reaction to internal or external agents, an infection, or a nervous condition. Also called nettle rash, urticaria. or urticaria Allergic 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
an itchy skin eruption characterized by weals with pale interiors and well-defined red margins; usually the result of an allergic response to insect bites or food or drugs
A skin reaction that results in slightly elevated patches that are redder or paler than the surrounding skin and often are accompanied by itching
a condition in which red, itchy, and swollen areas appear on the skin - usually as an allergic reaction from eating certain foods or taking certain medications
(hi-ves) - Raised, red and itchy rashes of different sizes on the the skin, often associated with an allergic reaction They are also known as urticaria or welts
(Urticaria) A skin reaction that results in slightly elevated patches that are redder or paler than the surrounding skin and often are accompanied by itching
An allergic condition characterized by red, slightly swollen eruptions or itchy lumps on the skin
A skin eruption of wheals that result from an allergic reaction Severe allergic reaction can cause death from anaphylactic shock
A skin eruption of smooth, slightly elevated areas on the skin which is redder or paler than the surrounding skin A common cause of death of children three years and under