Contact dermatitis. Contact dermatitis is a reaction that appears when the skin comes in contact with an irritant or an allergen. Symptoms can include a rash, blisters, itching and burning. ... Sometimes an allergen won't cause a skin reaction unless the skin is also exposed to sunlight.
Healthcare >> Treatment - General diseases >> Skin-Rash (Allergic reactions)
General illness
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Skin
Rashes from allergy
Rashes can be caused by many things, including plants (poison ivy, for example), allergic reactions to a medication or a food, or an illness (measles or chickenpox, for example). Eczema and hives, both of which are related to allergies, are two of the most common skin rashes
Symptoms of a mild allergic reaction can include: hives (itchy red spots on the skin) itching. nasal congestion (known as rhinitis) rash. scratchy throat. watery or itchy eyes.