Contact Dermatitis UpToDate

• Definition

Contact Dermatitis is a skin condition caused by allergies or irritants when the skin comes into direct contact with a specific material. The rash usually appears within 24 hours of contact and is characterized by red, raised bumps and blisters, causing itching and burning. This type of dermatitis is usually not contagious, but can become infected if the rash is not treated.

The main risk factors for Contact Dermatitis include a family history of allergies and skin diseases, frequent contact with certain substances, and poor skin health. It is important to identify and avoid any substances that could cause a reaction.

Here are some ways to prevent the onset of Contact Dermatitis:

1. Avoid contact with irritants or allergens
2. Wear protective clothing
3. Take regular showers and baths
4. Apply moisturizer after bathing
5. Use sunscreen when outdoors

• Causes

Contact dermatitis, also known as eczema, is an irritating skin condition that affects many people around the world. It can cause painful, itchy and uncomfortable rashes on the skin. The condition is caused when the skin comes into contact with something external that the body is sensitive to or allergic to. These items could include soaps, detergents, metals, and even certain plants, such as poison ivy. Other causes could include fragrances, makeup, jewelry and even certain medications. Some people may have sensitive skin, causing them to become at risk for contact dermatitis. Improperly washing hands prior to touching the skin and not wearing protective gloves when handling certain items can also be factors in developing the condition. Contact dermatitis is most commonly treated with topical steroids and antihistamines; however, it is important to identify and avoid the causes to prevent future flare-ups.

• Symptoms

Contact dermatitis is a type of skin inflammation that occurs when the skin comes into contact with an allergen or irritant. The most common symptoms of contact dermatitis are skin redness, itching, burning, swelling, and rash. It is important to note that not everyone will experience all of these symptoms. The following is an ordered list of the most common symptoms of contact dermatitis:

1. Skin redness
2. Itching
3. Burning sensation
4. Swelling
5. Rash

In some cases, contact dermatitis can also cause blisters, scars, or changes in skin color. If you suspect that you have contact dermatitis, it is important to seek medical advice from a qualified healthcare professional.

• Diagnosis

Contact dermatitis is a common skin condition that is caused by the body’s reaction to contact with a foreign substance. Diagnosis of contact dermatitis usually begins with the patient’s medical history, including details about the potential exposures that may have caused the skin reaction, and a physical examination of the skin for signs of eczema or other contact dermatitis. The doctor may also perform a skin patch test, which involves applying possible irritants and allergens to a patch of unbroken skin and then observing it for a reaction. In some cases, a blood test may be necessary to help identify the allergen. If the patch test and other diagnostic measures provide inconclusive results, further testing may be necessary to rule out other skin conditions. Treatment is based on identifying and avoiding the allergen or irritant, and may include the use of topical corticosteroids, antihistamines, and moisturizers.

• Treatment

Contact dermatitis is a condition in which contact with a substance causes redness and irritation of the skin, which can be uncomfortable and painful. Treatment for contact dermatitis often involves avoiding the source of the irritant, as well as using creams and ointments to soothe the affected area. Your doctor may prescribe a topical corticosteroid to reduce inflammation and relieve itching. Oral antihistamines may be recommended to reduce itchiness. Moisturizers are also frequently recommended. In more severe cases, phototherapy or ultraviolet light therapy may be used. Additionally, your doctor may suggest patch testing to identify the cause of contact dermatitis and prevent future flare-ups. Following these treatment steps can help you manage contact dermatitis and reduce your discomfort.

• Prevention

Preventing contact dermatitis can be difficult since it is caused by contact with various substances. However, there are certain measures that can be taken to reduce the chances of developing this condition. The best way to avoid contact dermatitis is to avoid coming into contact with the substances that may trigger it. It is important to read labels on products to check for known irritants and to always wear protective clothing when using any chemical. When coming into contact with a substance known to cause skin irritation, it is important to wash the skin immediately after contact. Additionally, moisturizers can help protect the skin and reduce the risk of developing contact dermatitis. Knowing what substances are likely to cause contact dermatitis and avoiding them can help prevent the condition.

• Questions to Ask Your Doctor

Having contact dermatitis can be a disconcerting experience, and it’s important to understand what is causing your symptoms and how to best manage them. If you are suffering from contact dermatitis, it is important to discuss this with your doctor in order to get an accurate diagnosis and to create an effective treatment plan. Before speaking with your doctor, it is helpful to prepare a few questions to ensure that you get all the information you need. Questions to ask your doctor include: What tests should I get to confirm a diagnosis of contact dermatitis? What type of treatment do you recommend? How long can I expect my symptoms to last? What lifestyle modifications do I need to make to reduce my risk for recurrence of contact dermatitis? Are there any over-the-counter products or home remedies I can use to manage my symptoms? Is there anything else I need to know about contact dermatitis? Asking these questions will ensure that you are well-informed and that you and your doctor are on the same page in terms of managing your contact dermatitis.