are hives considered a rash?
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Hives are a red, raised, itchy skin rash that is sometimes triggered by an allergen. An allergen is something that produces an allergic reaction. It is also known as urticaria, welts, weals, or nettle rash. When an allergic reaction occurs, the body releases a protein called histamine.
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Your doctor may call them urticaria. Hives usually itch, but they may also burn or sting. They can show up anywhere on your body, including the face, lips, tongue, throat, and ears. They range in size from a pencil eraser to a dinner plate and may join together to form larger areas known as plaques.
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Any medication in the penicillin family, including the amoxicillin antibiotic, can lead to pretty serious rashes, including hives. They can spread to the entire body.
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Physical urticaria is due to one or more "physical" causes. The most common reason for long-lasting hives is dermographism. These hives appear within a few minutes of scratching along an area of skin. Most often, the rash is linear, following the path taken by the act of scratching.
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The urticaria is "autoimmune". The immune system is attacking the normal tissues of the body and causing hives as a result. We know certain urticaria sufferers have other signs of autoimmune problems.
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Hives, also known as urticaria, are itchy, raised welts that are found on the skin. They are usually red, pink, or flesh-colored, and sometimes they sting or hurt. In most cases, hives are caused by an allergic reaction to a medication or food or a reaction to an irritant in the environment.
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Signs of Allergies Sometimes it's hard to know whether your rash — including welts or bumps, itching or redness — are signs of an allergic reaction or something else. Eczema, contact dermatitis and hives are three common kinds of skin rashes that may be related to allergies.
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If hives develop from scratching or firmly rubbing the skin it is called dermatographism. It is the most common of the physical urticarias and it affects about 5 percent of the population. It doesn't always itch. This condition sometimes also occurs along with other forms of hives.
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Also called urticaria, they pop up on your skin all of a sudden. Causes include allergies to drugs, chemicals, foods, or just about anything else. Hives alone may not be serious, but if you have them along with swollen lips or wheezing, they could be a warning sign of a more severe reaction.
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Hives, also called urticaria (yer ti CARE ee uh), are red, itchy, raised bumps or welts on the skin. They may be small, like mosquito bites, or many inches wide. Hives can appear alone, in a group or can connect with each other to cover bigger areas. When pressed, the center of the hive turns pale.
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Aquagenic urticaria is a rare form of urticaria, a type of hives that causes a rash to appear after you touch water. It's a form of physical hives and is associated with itching and burning. Aquagenic hives is thought to be a water allergy.
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What is pollen rash? Pollen can cause hay fever sufferers to develop rashes on the skin, which can look red and raised in mild cases, or blisters and cracked skin in more severe incidences. Those who suffer dermatitis rashes may experience allergic reactions throughout spring and summer.
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Hives are slightly raised, smooth, flat-topped bumps that are usually slightly more reddish in color than the surrounding skin and cause severe itching. Hives come on suddenly due to an allergic reaction.
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Allergic reactions can cause raised, swollen bumps, or hives, to appear on the skin. People do not tend to confuse hives with acne. This is because hives is very uncommon under 6 weeks old, does not look like acne, and is usually not confined to the face, neck, and upper chest back as baby acne is.
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Individual hives that are painful, last more than 24 hours, or leave a bruise as they heal are more likely to be a more serious condition called urticarial vasculitis. Hives caused by stroking the skin (often linear in appearance) are due to a benign condition called dermatographic urticaria.
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Hives, also known as urticaria, are reddened, itchy welts that may be triggered by exposure to certain foods, medications or other substances. Hives (urticaria) are red, itchy welts that result from a skin reaction. The welts vary in size and appear and fade repeatedly as the reaction runs its course.
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An allergic reaction to shampoo caused a rash on her scalp and eyelid. Hives. These are red, raised, and very itchy bumps that can form anywhere on the skin, including the scalp. Hives tend to come and go within a few hours.