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Doctor insights on: Dermatographism

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Is dermatographism painful?

Is dermatographism painful?

Dermatographism: In some forms of dermatographism, symptoms appear within a few minutes of stroking the skin with an object, and the rash goes away without treatment within an hour. Other forms of dermatographism, like delayed pressure urticaria, are accompanied by a burning sensation and pain that can last for hours after the pressure was applied. ...Read more

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Is Cholinergic Urticaria dangerous?

Is Cholinergic Urticaria dangerous?

No: Cholinergic urticaria (CU) is one of the physical urticaria (commonly referred to as hives), which is provoked during sweating events. Sometimes, this can be called a "heat rash." by some doctors. This is not a dangerous condition. ...Read more

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Macular rash or urticaria?

Macular rash or urticaria?

Easy question: Macules are flat. Papules are raised above the surrounding level of the skin. Hives are itchy papules where each hives lasts less than 24 hours. Hives often last for days to weeks but an individual hive lasts less than a day, resolves without leaving a mark on the skin, and may be replaced with other hives. ...Read more

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Can aquagenic urticaria occur on scalp?

Can aquagenic urticaria occur on scalp?

Yes: This is a rare condition and the scalp would be an usual location. The hives are quite small and resolve within an hour after water is removed. If it doesn't fit this description then it may be something else. ...Read more

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Does loratadine work for prickly heat cholinergic urticaria?

Urticaria: Loratadine can work for some people. Also i find that some patients respond well to zyrtec (cetirizine) (ceterizine) daily. Both are available over the counter. ...Read more

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What is a solar urticaria allergy?

What is a solar urticaria allergy?

Allergy to sun: Its a type of urticaria (hives) triggered by sun's uv rays. It is a rare condition and can cause severe discomfort to individuals with this condition when they go out in the sun. The exposed skin breaks out in red raised bumps with severe itching lasting for several hours. Sunblocks, antihistamines and limiting the time of exposure to sun can alleviate this condition. ...Read more

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What is aquagenic pruritus??

What is aquagenic pruritus??

Itching with water: Please consult this site for information on this topic: http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3179019/ For good health - Have a diet rich in fresh vegetables, fruits, whole grains, low fat milk and milk products, nuts, beans, legumes, lentils and small amounts of lean meats. Avoid saturated fats. Exercise at least 150 minutes/week and increase the intensity of exercise gradually. Do not use tobacco, alcohol, weed or street drugs in any form. Practice safe sex. ...Read more

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Is solar urticaria dangerous?

Is solar urticaria dangerous?

Usually not: Solar urticaria normally results in hives after sun exposure that is often accompanied with itching, burning, and rarely pain. Severe attacks are RARE but can manifest with malaise, light-headedness, nausea, bronchospasm, and/or syncope. If you have solar urticaria, I recommend taking an oral antihistamine about an hour before going outdoors and protecting your skin when outside. ...Read more

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Is chholingeric urticaria dangerous?

Is chholingeric urticaria dangerous?

Heat-induced hives: Cholinergic urticaria is a skin condition that is brought on by the physical trigger of increased warmth or blood flow to the skin (bringing warmth) or of a raised body temperature. Chemicals, including histamine, are released and cause the hives to develop. It is usually a benign albeit uncomfortable condition, does not have a clear cause, and can last for years. It does not usually leave scarri. ...Read more

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Skin rash, roseola or psoriasis--what is difference?

Skin rash, roseola or psoriasis--what is difference?

Roseola: Roseola is a viral infection suffered by toddlers . The skin rash usually appears after a child's temperature has normalized after having had fever for several days, they look like tine red dots first noted on the torso and eventually spreading to the rest of the body. Psoriasis is an inherited lifelong skin condition that it is not contagious like roseola (only to toddlers).. ...Read more

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Atopic dermatitis and atopic skin linked?

Atopic dermatitis and atopic skin linked?

The same thing: I think you are saying the same thing. Atopic dermatitis is the clinical disease state, while atopic skin may just be skin that can have atopic flares. I think the terms you mentioned really are the same thing. ...Read more

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Is dermographism an immune disorder?

Is dermographism an immune disorder?

No: It is a sign of too much histamine in your system which can be from over production or over release. It is not dangerous but can be treated with daily antihistamines if bothersome. ...Read more

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Whats cold contact urticaria?

Whats cold contact urticaria?

Hives with cold skin: People who have cold induced urticaria release histamine in their skin when it cools. People react at different temperatures. If you place an ice cube on your skin you will develop a hive at the site (see photo). Keep warm, cover skin in cold air, take antihistamines. Swimming in cold water and cold drinks can be fatal. See an allergist for proper diagnosis and treatment. ...Read more

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Dermographism, are skin allergy testing not accurate?

Dermographism, are skin allergy testing not accurate?

Limited use: Skin testing for allergy is of limited usefulness even when a person does not have dermatographism. The history is the key; skin testing can be confirmatory. Especially, don't conclude that you must severely limit what you do and eat, and where you go, based on skin testing. It's just one piece of information that helps guide decisions. ...Read more

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Whats cold contact urticaria cure?

Whats cold contact urticaria cure?

Heat, antihistamine : First avoid temperatures colder than the temperature which causes your hives. Second cover as much of your skin as possible. Third, because the hives are due to the release of histamine in your skin when it cools, antihistamines will minimize or control the symptoms. See an allergist. Avoid swimming in cold water and drinking cold drinks to prevent potentially life threatening reactions. ...Read more

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What is psoriasiform spongiotic dermatitis?

What is psoriasiform spongiotic dermatitis?

Not a diagnosis: This is a non-specific description of a skin biopsy. It can be useful only when used with clinical correlation by a dermatologist. ...Read more

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What is atopic dermatitis?

What is atopic dermatitis?

AKA Eczema: Atopic dermatitis is a chronic, relapsing itchy skin rash that often occurs in the flexor creases, neck, ankles and wrists. In children, allergies are often the cause. ...Read more

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Is rosacea an allergic reaction?

Is rosacea an allergic reaction?

No: Rosacea is an inherited condition characterized by extra sensitive skin, flushing, dilated blood vessels, inflammatory bumps that mimic acne, and enlarging bumpy nose. Common triggers are chronic sun exposure, caffeine, alcohol, and increase in core temperature, etc...The inflammatory reaction of rosacea is not histamine driven as it is in an allergic reaction. ...Read more

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