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Moisture loss: The basic problem in eczema is loss of the normal moisture from the skin causing dry skin. Dry skin itches. Scratching the dry skin (or rubbing it on bedding) causes rash. Therefore eczema has been described as "the itch that rashes." people with eczema are sometimes missing some barrier proteins that prevent moisture loss. 1/3 of eczema may have food allergy triggers, but 2/3 will not. ...Read moreSee 2 more doctor answers
Born with tendency.: Eczema is in the same family of conditions as allergies and asthma;someone with eczema has skin that's overly sensitive to dryness and irritation. It can't be cured but usually can be controlled. It is best managed by using a sensitive skin cleanser, avoiding bathing in very hot water, and using a sensitive skin lotion at least 3 times daily, even when the rash isn't there. ...Read moreSee 2 more doctor answers
Etiology unknown: Dyshidrotic eczema usually occurs on the palms and soles. We don't know why some people are at risk. But there are identifiable triggers. These include recurrent exposure to chemical or mechanical irritants like frequent hand scrubbing or washing, as well as irritating chemicals and certain allergenic metals like nickel. Steroid creams & avoiding irritants are the first choice treatments. ...Read moreSee 1 more doctor answer
Venous hypertension: Varicose or venous eczema is always commonly referred to as stasis dermatitis, even though this is an inaccurate description. Stasis means that blood isn't moving. In the case of venous eczema, the blood is moving, it is just going the wrong way. We call this reflux and reflux occurs in varicose vein disease. The problem is too much pressure in the veins and the inflammation that results. ...Read moreSee 2 more doctor answers
Unknown: The cause of dermatitis herpetiformis is unknown. However, there is a strong link to celiac sprue disease (gluten insensitivity). One of the recommended treatments for dermatitis herpetiformis is a gluten-free diet, which may allow the patient to avoid medications. ...Read moreSee 2 more doctor answers
Inherited: Psoriasis is an inherited inflammatory condition that waxes and wanes. Treatment is generally directed towards control of symptomatic flares. Although no cure, there are many treatment options to help you stay reasonably clear. These include topical steroids, vitamin d derivatives, oral medications, phototherapy and biologics. Your doctor will recommend treatment based on the extent of disease. ...Read moreSee 1 more doctor answer
Allergy: When you are allergic to one of the ingredients of the cosmetic in question, you will develop contact dermatitis. Unfortunately it is frequently difficult to identify the specific ingredient that is causing the problem, since cosmetic companies often keep their formulas secret. A dermatologist can help you do it, though, with patch testing. ...Read more
Numular eczema: Nummular ("coin-shaped") eczema (dermatitis) is just a variation on chronic eczema in which you get scattered patches of eczema 1-2" in diameter. They usually respond much better to steroid creams that the diffuse type of eczema. Symptoms are reddening and scaling of the skin and itch. ...Read more
Not clear.: The exact cause of perioral dermatitis is not known. However, it may appear after strong topical steroid creams are applied to the face to treat other conditions. (strong topical steroids should never be applied to the face.) the Fluoride in toothpaste is sometimes blamed, but i think it is rarely (if ever) the cause. ...Read more
Lots of possibilitie: Contact dermatitis comes in 2 forms, allergic (like poison ivy), and irritant (like "dish-pan hands"). There are hundreds of chemicals that are known to cause allergic reactions when the come in to contact with the skin, and patch testing can help determine which one you may be reacting to. Any chemical that dries or irritates the skin (soap, detergents, solvents) can cause irritant dermatitis. ...Read moreSee 1 more doctor answer
Depends: Eczema or dermatitis are terms for irritated skin. There are multiple reasons someone can get rashes on their hands. The most common cause is from irritant dermatitis caused by frequent exposure to moisture (sweating or hand-washing), soap, or other solvents. Other conditions that can cause hand rashes include infections, allergies, inflammatory conditions (psoriasis), etc. ...Read moreSee 1 more doctor answer
Itching.: Atopic dermatitis is an itch that rashes (as opposed to a rash that itches) - it's the itching that comes first, and scratching it that causes the rash. The itchiest areas are typically crooks of arms, backs of knees, and sides of neck, although other areas can be involved. Most kids outgrow it, although an unfortunate minority do not. Treatment depends on location and severity. ...Read more
Immune system alert: For some reason (often it is mysterious even with best efforts to identify the agent) some people's immune systems go into an emergency alert mode and send out defensive weapons to protect you from what it feels as a threat. Unfortunately, it usually is an over-reaction and causes more problems for you. If your dr agrees - a daily benedryl may help. Be ready with an epi-pin & 911 for emergency! ...Read moreSee 1 more doctor answer
Enviroment and More: Although mostly environmental, potential causes include weather (driest in winter), central heating and air conditioning, hot baths/frequent showering, swimming (breaks down the lipid barriers in your skin), harsh soaps/detergents, sun exposure, atopic dermatitis (eczema), psoriasis, thyroid disorders (hypoth). Visit a medical doctor to find out more, consider cosmo grade apple phloretin hydrator. ...Read more
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