Sun allergy

Overview

Sun allergy is a broad term that describes several conditions that cause an itchy rash to form on the skin after being in sunlight or other sources of ultraviolet (UV) radiation. While some people may be more prone to developing sun allergy due to their genetic makeup, others may develop symptoms only when triggered by another factor.

Types of Sun allergy

There are several types of sun allergy, including:

1. Polymorphous Light Eruption (PMLE): The most common form of sun allergy, characterized by an itchy rash that appears on the skin after exposure to UV radiation.
2. Solar Urticaria: A type of sun allergy that causes hives or itchy welts on the skin.
3. Photodermatitis: A type of sun allergy that causes skin lesions or blisters.
4. Chronic Actinic Dermatitis: A type of sun allergy that causes chronic skin inflammation and irritation.

Causes of Sun allergy

The causes of sun allergy are not fully understood, but they are believed to be related to the individual's genetic makeup and environmental factors. Some people may be more prone to developing sun allergy due to their genetic makeup, while others may develop symptoms only when triggered by another factor.

Risk Factors of Sun allergy

The following factors can increase the risk of developing sun allergy:

1. Fair Skin: People with fair skin are more likely to develop sun allergy.
2. Genetic Predisposition: People with a family history of sun allergy are more likely to develop it.
3. UV Radiation: Exposure to UV radiation from the sun or other sources can trigger sun allergy.
4. Medications: Certain medications can trigger sun allergy in some people.
5. Plants: Certain plants, such as poison ivy or poison oak, can trigger sun allergy in some people.

Symptoms of Sun allergy

Preventions of Sun allergy

Preventing sun allergy involves taking steps to protect the skin from UV radiation and avoiding triggers. Some ways to prevent sun allergy include:

1. Wearing Protective Clothing: Wearing clothing that covers the skin and provides protection from UV radiation.
2. Using Sunscreen: Using sunscreen with a high SPF to protect the skin from UV radiation.
3. Avoiding Triggers: Avoiding triggers such as certain medications or plants that can trigger sun allergy.

Diagnosis of Sun allergy

Diagnosing sun allergy involves a physical examination and a thorough medical history. Your doctor may also perform a patch test to confirm the diagnosis.

Treatment for Sun allergy

Treating sun allergy involves managing symptoms and preventing further reactions. Some ways to manage sun allergy include:

1. Steroid Creams: Applying steroid creams to reduce inflammation and itching.
2. Antihistamines: Taking antihistamines to reduce itching and hives.
3. Avoiding Triggers: Avoiding triggers such as certain medications or plants that can trigger sun allergy.

When to seek medical attention ?

If you experience any of the following symptoms, you should see a doctor:

1. Severe Itching
2. Redness and Swelling
3. Blisters or Open Sores
4. Fever.