Hives

Allergic contact dermatitis is an allergic reaction that occurs when an allergen comes in direct contact with skin. This reaction causes an inflammatory skin rash which often becomes red, raised and eventually can blister forming a type of eczema like rash. Common examples of allergic contact dermatitis are reactions to metals such as nickel found in jewelry or reactions to contact with poison ivy.

What are hives?

Hives, or urticaria, are itchy, red welts that can appear suddenly on the skin due to triggers like foods, medications, or insect bites. They can resolve on their own or with antihistamines. Severe and persistent cases may require prescription medications such as a biologic Xolair.

What is allergic contact dermatitis?

Allergic contact dermatitis is an allergic reaction that occurs when the skin comes in direct contact with an allergen, causing a red, raised, scaling, or blistering rash. Common triggers include metals like nickel in jewelry and contact with poison ivy.

How are hives and contact dermatitis diagnosed and treated?

Diagnosis involves a physical exam and medical history, with additional tests if needed. Treatment depends on severity and cause, ranging from over-the-counter antihistamines to prescription medications. Avoiding triggers and maintaining a healthy lifestyle may also help prevent a recurrence.

When should I see a doctor?

Consult a healthcare professional if hives or contact dermatitis are severe, persistent, affecting daily life, or associated with difficulty breathing or swelling. Professional medical advice is always recommended for accurate diagnosis and treatment. If you need relief from hives or want to learn more about other rashes and skin reactions, call Allergy and Asthma Institute, LLC, or book online today.