What is hives ?


1. What is hives ?

Hives is a red bump that grows on the surface of the skin and feels itchy. This article will outline the causes, symptoms and treatment of hives. Main point of hives is following.

  • Hives is a red bump that grows on the surface of the skin and feels itchy. The mass is variable in size and may spread to the surrounding skin.
  • If you suspect that hives is a symptom of an allergic reaction (anaphylaxis), seek medical advice immediately.
  • Infections (such as viral infections) or allergic reactions to drugs, food, or other allergens often cause hives.
  • Oral antihistamines can usually relieve hives symptoms.
  • If your child continues to develop hives, please seek medical treatment

2. What are the symptoms of hives ?

There are acute and chronic hives. Acute hives occurs suddenly, but only lasts for hours or days. Chronic hives will last for at least six weeks, sometimes even for months or years.

3. What do hives look like ?

  • Several red bumps or rashes on the surface of the skin, varying in size (from a few millimeters to a few centimeters)
  • Large single lumps or rashes
  • A rash that has gathered in a certain area, and then recurs and recurs at the same time

Children with hives may also experience the following symptoms:

  • Severe itching
  • Burning or tingling sensation in the lump area

4. What is the cause of hives

Hives is caused by dermatitis. In most cases, acute hives is usually associated with allergic reactions to viruses or certain foods and drugs. The most common allergic causes of hives are:

  • drug
  • Food (eg shellfish, fish, nuts, eggs, milk and food additives)
  • Other allergens, such as animal dander, insect bites or pollen

Hives may also be a sign of a severe allergic reaction with a fatal risk of systemic allergic reaction.

Sometimes, you may not be sure why your child has hives.

5. How to help children with hives ?

If your child has hives repeatedly, please pay attention to whether there are common factors that cause the child to get sick, such as a certain food, medicine or a certain place. If you know what factors may cause hives, please inform your child’s doctor the next time you visit.

If your child has hives, he may be given oral antihistamines to relieve symptoms. Your child’s doctor or pharmacist can provide specific drug recommendations. Consult your child’s doctor to find out how long to take antihistamines after the rash subsides.

6. How doctors can help children with hives?

If your child’s hives has persisted for more than six weeks, please make an appointment with your doctor. The doctor may refer the child to an allergy specialist. The specialist may be able to identify the triggering factors of hives, or prescribe other prescription drugs that may help relieve symptoms. However, the cause of chronic hives is often uncertain.

7. When to seek medical assistance ?

If a child with hives develops any of the following signs or symptoms, please take the child to the emergency department of the hospital or call 911.

  • Difficulty breathing
  • Swelling of the face, throat, lips and tongue
  • Blood pressure drops rapidly
  • Dizzy
  • Fainting or loss of consciousness
  • Throat tight
  • Hoarse voice (suddenly appears)
  • Dizziness

These are signs and symptoms of systemic allergic reactions. Even if you have injected your child with epinephrine to control a systemic allergic reaction, you should still take your child to the hospital because the symptoms may recur hours after the adrenaline injection.

Here are some questions of related of hives or urticaria

1. How is urticaria in children caused ?

Commonly known as rubella, it is a common allergic skin disease and a common skin disease in children. At the time of the onset, there will be rubella (lumps) of different sizes on the skin. When you touch it by hand, you will find a hard feeling and itching. The surface antigen of the rubella block sees the pores, and a slight scratch on the skin can show a red mark slightly higher than the surface of the skin. This is caused by the cells and fluid in the blood vessel Read More.

2. What causes increased risk of urticaria ?

There are several risk factors for urticaria (urticaria), such as: Gender- Women have twice as much disease as men. The age-young adult is more at risk of getting the disease. Understand diagnosis and treatment The information given is not a substitute for any medical advice. Always consult your doctor for more information. Read More.


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