What kind of viral infection causes hives




















Shop for cool compresses and calamine lotion. For some viral infections, such as shingles, your doctor might prescribe an antiviral medication.

Many viral infections can cause a skin rash. Most viral infections clear up on their own, but some may require antiviral medication. You should also see your doctor if you have a rash and live in or have recently visited a tropical or subtropical climate. Illnesses spread by insects tend to be more common in these areas and may require antiviral medication. If your child develops a rash after having a fever, you might be concerned.

Both a cough and a rash are reactions to an irritant or underlying medical condition. Several different infections and other medical conditions can…. Having a rash and sore throat can be irritating and painful. There are a variety of conditions that can cause these symptoms, ranging from minor…. A rash and swollen lymph nodes are signs of an infection or immune response…. Health Conditions Discover Plan Connect. Medically reviewed by Alana Biggers, M. Symptoms Causes Are they contagious?

Treatment See a doctor Takeaway We include products we think are useful for our readers. What is a viral rash? How to identify a viral rash. The best way to identify a viral rash is to check for any symptoms of a viral infection, such as: fever chills body aches fatigue.

What causes a viral rash? Sap from evergreens can cause local hives. Playing in the grass can cause hives on exposed skin. Pet Saliva. Some people get hives where a dog or cat has licked them. Some children get hives if a food is rubbed on the skin.

An example could be a fresh fruit. Some babies get hives around their mouth from drooling a new food.

Insect Bite. Local hives are a reaction to the insect's saliva. Can be very large without being an allergy. This is a reaction to the bee's venom. Localized hives are not caused by drugs, infections or swallowed foods. These get into the bloodstream and cause widespread hives.

When to Call for Hives Call Now Hives and life-threatening allergic reaction to similar substance in the past and exposure less than 2 hours ago Trouble breathing or wheezing Hoarse voice or cough start all of a sudden Trouble swallowing, drooling or slurred speech start all of a sudden You think your child has a life-threatening emergency Call Doctor or Seek Care Now Hives start after eating a high-risk food.

High-risk foods include nuts, fish, shellfish, or eggs. Hives started after taking a prescription medicine Age less than 1 year with hives all over Your child looks or acts very sick You think your child needs to be seen, and the problem is urgent Contact Doctor Within 24 Hours Hives started after taking an over-the-counter medicine Severe hives such as eyes swollen shut or very itchy Fever or joint swelling is present Stomach pain or vomiting You think your child needs to be seen, but the problem is not urgent Contact Doctor During Office Hours Hives make it hard to go to school or do other normal activities.

Note: taking Benadryl for 24 hours has not helped. Bellevue Everett Federal Way Seattle. Should your child see a doctor? All Symptoms. If your child develops hives while or shortly after playing outdoors, look at their skin for any signs of insect bites, especially fire ants in our area. When a child develops hives while taking a medication, the hives could have been caused by the medication, but this gets tricky if the child is taking an antibiotic, since the hives could also have been caused by the initial infection for which she was taking that antibiotic.

A single episode of hives in an otherwise healthy child does not usually need extensive testing, as most of the time it is caused by a viral infection. However, if hives reoccur, you should see your pediatrician or an allergy specialist to evaluate possible causes. Once the cause of hives is identified, the best treatment is to avoid or eliminate that cause in the case of foods, medications with the help of a physician, insects.

For hives caused by infections, they may take up to three weeks to resolve, but antihistamines will usually help improve the hives until completely resolved. Chronic hives are often a challenge for the child, parents and physician. In many cases, we cannot identify the cause of chronic hives, and this is called idiopathic urticaria, or chronic autoimmune urticaria, when the immune system is suspected to be the root cause of the hives.

Chronic hives can also be caused by thyroid disease, other endocrine problems or, very rarely in children, cancer.



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