A doctor may also be able to prescribe medications to help you control your symptoms. Physical urticaria is the medical name for any type of hives that are triggered by a distinct, physical stimulus.
For example, some people break out in hives when they sweat, or rub their skin. Other people find that cold temperatures, sunlight or friction trigger an outbreak, and in some rare cases, water can also be a trigger for hives. If you have physical urticaria, your hives will normally develop within minutes, and then fade within 1 hour.
If you think that you may have this form of hives, try to identify your triggers and avoid them as much as you can. You may also find that it helps to take an antihistamine when you break out in a rash, but you should see a doctor if you intend to take antihistamine medications for more than a couple of days in a row. You should see a doctor if your symptoms do not improve after 2 days, your rash seems to be getting worse or your hives keep going away and then coming back, as this could be a sign that you are allergic to something.
You should also see a doctor if you have a high temperature or notice any swelling under your skin angioedema. We include references at the end of every article, so you know where we get our facts. When we talk about popular health trends or claims, we'll always tell you if there's very little or no evidence to back them up. Our medical team also checks our sources, making sure they're appropriate and that we've interpreted the science correctly. Erythema multiforme is a skin reaction usually mild caused by an allergy or infection.
Rosacea is a common but poorly understood long-term chronic skin condition that mainly affects the face. Symptoms begin with episodes of flushing w Granuloma annulare is a rash that looks like a ring of small bumps. It usually affects only 1 to 2 areas, but in rare cases, it can be more widespread Keratosis pilaris is a common, harmless condition where the skin becomes rough and bumpy, as if covered in permanent goose pimples.
Urticaria also known as hives, welts or nettle rash is a raised, itchy rash that appears on the skin. Take one type of antihistamine as directed while your rash is present. Read more about different antihistamine brands such as Benadryl, Claritin, and Allegra.
For your long-term health and comfort, it can be helpful to consult an allergist or even a nutritionist or dietitian. An allergist can help you to identify your allergens and determine what OTC antihistamine is appropriate for you. In addition, a nutritionist or dietitian can provide you with useful tips and suggestions for foods so you avoid your allergy trigger while still getting the right nutrition.
A food allergy rash may not appear until your immune system reacts to the food. Depending on the food and the amount you ingest, this can take a few hours. Other cases can develop within minutes. Once your immune system calms down, your symptoms will subside. Antihistamines and topical creams can help alleviate minor symptoms. Overall, the rash should subside within a day or two. Call your doctor if you think your initial food allergy rash has become infected.
Signs may include inflammation, pain, and discharge. The most severe type of allergic reaction is anaphylaxis , which is a life-threatening condition. This is not a complication of a food rash itself, but rather a complication of the overall allergic reaction. Hives and anaphylactic reactions often occur together, but you can have hives without having anaphylaxis.
Even breathing in a food allergen can cause severe issues. This is not the same thing as a food intolerance. This is unlike a food allergy rash, which tends to occur within minutes or hours of eating the suspected food. Food intolerance can also cause bloating, stomach pain, and mild digestive upset. Another key difference is that you can sometimes have small amounts of a food without a problem if you have an intolerance.
With an allergy, even a small amount of the food can cause issues. An allergist can help you determine the difference. If you suspect moderate to severe food allergies, make an appointment with an allergist. This type of specialist can accurately diagnose food allergies and rule out any possible food sensitivities. Find out why an allergy to the fruit may mean avoiding latex, bananas, or kiwi…. For over 30 years, kiwifruit has been known to….
What kind of skin reaction is your child having? Allergies are one of the most common medical conditions, but at an early age, these allergies can…. Sometimes your immune system will identify a substance as harmful, even though it isn't. When this happens, it's called an allergic reaction.
Soaps, laundry detergents, fabric softeners, shampoos — or even excessive exposure to water — can all cause contact dermatitis. Other items that can cause a reaction are metals such as nickel, a component of stainless steel and other alloys used to make costume jewelry , adhesives, nail polish, topical medications, plants and latex gloves.
This condition is called photoallergic contact dermatitis. It can occur with products such as shaving lotion, sunscreen and some perfumes. Eczema also commonly called atopic dermatitis typically results in dry, sensitive skin.
You may experience red itchy patches. Eczema can come and go over time, and flare-ups may crack, ooze, and itch severely. It is very itchy and can vary in severity from mild just dry skin to severe red, scaly, thick, fissured and oozing skin. Hives also known as urticaria are raised itchy bumps. Contact dermatitis is typically caused by exposure to an allergen or irritant.
If you have red itchy bumps on your skin, especially at the site of contact with some potential irritant or allergen, you may be experiencing contact dermatitis. If you suspect you have any of these conditions, your allergist can conduct an examination and do testing to help determine the cause of your skin reaction and can recommend treatment to help relieve your symptoms. Avoid scratching! Scratching your rash or hives can create more irritation and can lead to infection. Frequent baths followed immediately with adequate moisturization may help ease your discomfort.
Allergists are specially trained to help treat your condition. Your allergist may prescribe a cream or oral medication to help alleviate your discomfort. Antihistamines and moisturizing ointments can also help ease irritation and dryness. Recently, new medications have been approved, including an ointment for mild to moderate atopic dermatitis and a biologic for moderate to severe atopic dermatitis.
You can discuss these options with your allergist. There are many possible causes for your skin rash. Some types of rashes are caused by allergies, others may be caused by infections, skin conditions such as eczema or rosacea, or even just dry or damaged skin. Your allergist can help diagnose the cause of your symptoms and prescribe treatment to help you take control and find relief. If your skin is already irritated or sensitive, exposure to UV rays and possible sunburn could cause you more discomfort.
Take control of your condition by covering up and minimizing your time in direct sunlight. In addition, some types of skin rash can be caused by the sun.
Photoallergic contact dermatitis occurs when your skin has a reaction to an irritant or allergen after exposure to the sun.
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