What Causes Hives On Arms And Legs

Common causes include respiratory infections particularly in young children contact with animals or plants allergic reactions to foods or medication particularly pain relievers and antibiotics and sometimes insect stings heat or cold stress food additives or preservatives. Pityriasis is also commonly seen on the upper arms and upper legs but rarely on the face except in children.

Hives Causes Risks Prevention And Pictures

Airborne allergens like tree and grass pollen mold spores and pet dander.

What causes hives on arms and legs. Acute hives can be triggered by a number of different factors. These can be caused by the skin being allergic to chemicals secreted by plants. But your body may respond to the flood of histamines by having an allergic reaction that causes hives and swelling.

Rash on arms and legs of children can be seen due to various factors like. Soap detergents shampoo or cosmetic that do not suit your skin can also lead to rashes on legs and arms. Medications insect stings foods viral infections or idiopathic.

Histamine causes the blood vessels to leak so fluid accumulates in the skin. Hives develop due to a complicated chain of events that results in the release of histamine into the surrounding tissue. Acute hives are typically from one of five causes.

People get hives and angioedema from all kinds of things including. Those occurring on arms and legs causes an irritating problem and could be as a result of eczema psoriasis allergies insect bites such as mites and mosquito excessive sweating or contact with certain poisonous plant such as ivy or oak. While hives are often the result of an allergic reaction both viral infections and bacterial infections can also cause baby hives.

Hives also known as urticaria ur-tih-KAR-e-uh is a skin reaction that causes itchy welts which range in size from small spots to large blotches. If your babys hives are accompanied by a fever diarrhea andor a little baby cold then theres a good chance your child has a viral or bacterial infection. Itchy rash on arms causes.

This is called acute urticaria chronic if over 6 wks duration which may be caused by a viral infection drug allergy or other factors. If you have an eruption on one or both arms and do not understand see an allergy specialist or doctor. Hives develop on the forearm due to an allergic reaction to some specific food or a dusty environment.

Insect bites and diseases may also be responsible. There are no tests to diagnose the condition so a doctor must rely on a physical exam. If you still have hives after an extended period of time a month or more an autoimmune disease may be to blame.

Some people after gardening or being exposed to some plants can develop small and itchy bumps on their arms. Often the cause of chronic hives is not clear. Lupus or thyroid disease can cause hives says Ploch who adds that type 1.

The welts vary in size and appear and fade repeatedly as the reaction runs its course. The most common causes are foods medications and infections. You get hives when something causes high levels of histamine and other chemicals to be released in your skin.

Pityriasis rosea is not well understood but is believed to be caused by a virus. Pityriasis can progress over the course of days or weeks. Hives can be triggered by many situations and substances including exposure to certain foods or medications.

The following are common causes of itchy skin rash on the arms including the elbows. This is known as a trigger. Body reaction to certain medications.

Hives typically crop up when you have an allergic reaction to a substancelike pet dander pollen or latextriggering your body to release histamine and. Insect bites or stings. Hives urticaria are red itchy welts that result from a skin reaction.

The condition is considered chronic hives if the welts appear for more than six weeks and recur frequently over months or years. Depending on the amount of fluid that leaks and the part of the skin it leaks into hives can be thick and spongy like the previous picture. The most common foods that cause hives are nuts chocolate fish tomatoes eggs.

Chicken pox caused by a virus leading to very itchy blisters Measles which is a respiratory infection Scarlet fever caused by streptococcal infection and requires antibiotics.

Urticaria Hives Signs Symptoms And Complications