![]() ![]() You may get a rash when you travel to a rural area or go hiking or camping in the woods.Ī rash may be a sign of a chronic skin problem, such as acne, eczema, psoriasis, or seborrheic dermatitis. Rashes may appear after exposure to an insect or a parasite, such as the scabies mite. Rashes may also occur as a symptom of a more serious disease, such as liver disease, kidney disease, or some types of cancer. Sexually transmitted infections (STIs).Bacterial infections, such as impetigo.Fungal infections, such as a yeast infection ( Candida albicans).Viral infections, such as herpes zoster.Latex allergies can cause a severe reaction. It's often seen in health care workers, rubber industry workers, and people who've had multiple surgeries. Allergy to natural rubber latex affects people who are exposed to rubber products on a regular basis. New tools, toys, appliances, or other objects.Soaps, detergents, shampoos, perfumes, cosmetics, or lotions.Poisonous plants, such as poison ivy, oak, or sumac.Contact dermatitis isn't serious, but it's often very itchy. After you've had a reaction to the substance, a rash can occur in response to even very small amounts of the substance. The location of the rash may give you a clue about the cause.Ĭontact dermatitis doesn't always occur the first time you are in contact with the irritating substance ( allergen). A more severe reaction may cause swelling, redness, and larger blisters. Contact dermatitis may cause mild redness of the skin or a rash of small red bumps. In adults and older children, rashes are often caused by contact with a substance that irritates the skin ( contact dermatitis). ![]() But sometimes a rash doesn't go away, or the skin may get so irritated that medical care is needed. A rash is often a minor problem that may go away with home treatment. ![]() In many cases, rashes are caused by skin irritation, which can have many causes. A rash means that some change has affected the skin. Healthy skin provides a barrier between the inside of the body and the outside environment. Overview Rash in teens and adults: Overview ![]()
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