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  2. Mar 27, 2024 · When to seek help. What to expect. Next steps. FAQs. Summary. A rash is any area of irritated or swollen skin. Rashes may be itchy and painful and appear differently on different skin tones. In...

  3. Apr 23, 2020 · Diseases & Conditions / Skin Rash. Skin rashes can be red, inflamed, bumpy as well as dry, itchy or painful. The main cause is dermatitis, which is when your skin reacts to allergens or irritants. Bacteria, viruses, allergens and conditions including eczema, hives, and psoriasis can be the source of skin rashes.

  4. Often, the cause of a rash can be determined from how it looks and its location and symptoms. Skin testing, such as a scraping or biopsy, may also be used to help with diagnosis. Sometimes, the cause of the rash remains unknown.

  5. Jan 22, 2024 · Lyme disease. Poison ivy, oak, and sumac: When does the rash appear? You’re never too young or old to see a dermatologist. Learn why no one understands your skin better than a board-certified dermatologist. What is a dermatologist? Written by: Brooke Schleehauf.

    • Eczema (atopic dermatitis) What it looks like: Eczema is an umbrella term that refers to several conditions that all cause inflamed skin, the American Academy of Dermatology explains.
    • Seborrheic dermatitis. What it looks like: What we commonly refer to as dandruff is actually a condition called seborrheic dermatitis of the scalp, Hu says.
    • Psoriasis. What it looks like: Psoriasis is another inflammatory condition that dermatologists see frequently, which causes scaly, itchy areas of thickened skin called plaques.
    • Acne. What it looks like: Acne is another rash that dermatologists see frequently. “It is common in adolescents and teenagers, but it’s not just a skin condition for young people,” Lipner says.
  6. Nov 17, 2023 · beauty products. poisonous plants, such as poison ivy and sumac. chemicals, such as latex or rubber. A food allergy can also cause a rash and other symptoms. Hives (urticaria) is a type of rash...

  7. Clinical trials. Explore Mayo Clinic studies testing new treatments, interventions and tests as a means to prevent, detect, treat or manage this condition. Lifestyle and home remedies. These self-care habits can help you manage dermatitis and feel better:

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