Question 1

1. What are hives (urticaria)?

Accepted Answer

Hives are raised, itchy welts that appear on the skin. They can vary in size and shape, and often appear suddenly. They are a common skin reaction triggered by various factors.

Question 2

2. What are the common causes of hives?

Accepted Answer

Common triggers include allergic reactions to foods (e.g., nuts, shellfish, milk), medications (e.g., antibiotics, NSAIDs), insect stings, infections, physical stimuli (e.g., cold, heat, pressure), and stress. In some cases, the cause remains unknown (chronic idiopathic urticaria).

Question 3

3. What are the typical symptoms of hives?

Accepted Answer

Symptoms include raised, pink or red welts on the skin, intense itching, and sometimes a burning or stinging sensation. The welts can appear anywhere on the body and may change size and location rapidly. Angioedema, which is swelling deep within the skin, can also occur, often affecting the face, lips, and throat.

Question 4

4. How are hives diagnosed?

Accepted Answer

Diagnosis is usually based on a visual examination of the skin and a review of your medical history. In some cases, allergy testing or other diagnostic tests may be needed to identify the trigger.

Question 5

5. Are hives contagious?

Accepted Answer

No, hives are not contagious. They are a reaction within your own body and cannot be spread to others.

Question 6

6. What are the first steps in treating hives?

Accepted Answer

The first step is to identify and avoid any known triggers. Over-the-counter antihistamines can help relieve itching and reduce swelling. Cool compresses can also provide temporary relief.

Question 7

7. When should I seek medical attention for hives?

Accepted Answer

Seek immediate medical attention if you experience difficulty breathing, swelling of the throat or tongue, dizziness, or severe abdominal pain. These could be signs of a serious allergic reaction (anaphylaxis). Also seek medical attention if your hives last longer than a few days, or are reoccurring.

Question 8

8. What prescription medications are available for hives?

Accepted Answer

Prescription treatments may include stronger antihistamines, corticosteroids, leukotriene modifiers, or biologic medications (e.g., omalizumab) for chronic cases. Your dermatologist will determine the most appropriate treatment for your specific situation.

Question 9

9. Can stress cause hives?

Accepted Answer

Yes, stress can be a trigger or exacerbate existing hives. Stress can affect the immune system and increase the release of histamine, which contributes to hives.

Question 10

10. How can I prevent future hives outbreaks?

Accepted Answer

Identifying and avoiding known triggers is the most effective preventive measure. Keeping a journal of your diet, activities, and symptoms can help pinpoint potential triggers. Managing stress through relaxation techniques can also be beneficial. Working with your dermatologist to create a personalized treatment plan is crucial for long-term management.

Hives (Urticaria)

Frequently-Asked Questions (FAQ)