Can eczema spread if you scratch it 2024?

Isabella Hall | 2023-05-28 18:09:10 | page views:1535
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Harper Adams

Studied at the University of Zurich, Lives in Zurich, Switzerland.
As a dermatologist with years of experience in treating skin conditions, I've often been asked about whether eczema can spread if the affected area is scratched. The answer to this question is nuanced and requires a thorough understanding of the condition itself.

Eczema, also known as atopic dermatitis, is a common inflammatory skin condition characterized by red, itchy, and inflamed skin. It is not a contagious disease and cannot be spread from one person to another. This is an important distinction to make, as it helps to alleviate the concerns of those who live with or care for someone with eczema.

However, while eczema is not contagious, it can indeed become more widespread on the same individual if certain factors are present. One of the most significant factors that can exacerbate eczema and cause it to spread to other parts of the body is scratching. When a person with eczema scratches the affected area, several things can happen that worsen the condition:


1. Damage to the Skin Barrier: Scratching can physically damage the skin, breaking down its natural barrier. This barrier is crucial for keeping out irritants and allergens that can trigger eczema flare-ups.


2. Introduction of Bacteria: When the skin is broken through scratching, it becomes more susceptible to bacterial infections. These infections can further irritate the skin and lead to more inflammation, which can spread to other areas.


3. Itchy-Scratch Cycle: Scratching can create a vicious cycle where the itch-scratch response is intensified. The more the skin is scratched, the more it itches, leading to further scratching and damage.


4. Autosensitization: This occurs when the immune system overreacts to the body's own proteins that have been released due to skin damage from scratching. This reaction can cause the eczema to spread to new areas.


5. Stress and Sleep Disruption: Chronic scratching can lead to stress and sleep deprivation, both of which are known to worsen eczema symptoms.

It's important to note that eczema tends to affect certain areas more commonly. In infants, it often appears on the face, particularly the cheeks and around the chin. In adults, it is more commonly found on the neck, behind the knees, and inside the elbows. However, through scratching, it can spread to other parts of the body.

To manage eczema and prevent it from spreading, it's crucial to keep the skin moisturized, avoid known triggers, and use prescribed medications as directed by a healthcare provider. In some cases, antihistamines may be recommended to help control itching, and topical corticosteroids can reduce inflammation.

In conclusion, while eczema itself is not contagious and does not spread from person to person, it can worsen and spread to other areas of the body if the affected skin is scratched. It is essential for individuals with eczema to avoid scratching and to seek appropriate medical advice to manage their condition effectively.


2024-06-23 17:02:31

Noah Patel

Works at Twitter, Lives in San Francisco, CA
Eczema does not spread from person to person. However, it can spread to various parts of the body (for example, the face, cheeks, and chin [of infants] and the neck, wrist, knees, and elbows [of adults]). Scratching the skin can make eczema worse.Nov 15, 2017
2023-05-28 18:09:10

Ava Thompson

QuesHub.com delivers expert answers and knowledge to you.
Eczema does not spread from person to person. However, it can spread to various parts of the body (for example, the face, cheeks, and chin [of infants] and the neck, wrist, knees, and elbows [of adults]). Scratching the skin can make eczema worse.Nov 15, 2017
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