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Seborrheic dermatitis is a chronic skin condition that causes a scaly, itchy rash. It can appear as a mild, white scaling, or a yellowish greasy, or reddish scaly rash. Most commonly affected areas are along the hairline, in and behind the ears, on the eyebrows, around the nose, and on the chest.
Dandruff is a type of seborrheic dermatitis where there is a scaling of the skin on the scalp. The area can be dry or oily, and is sometimes itchy.
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The exact cause of seborrheic dermatitis is unknown. Common skin yeast organisms or genetic factors may play a role for some people.
Factors that may increase the chances of seborrheic dermatitis:
The symptoms can vary from mild to severe. They include:
In babies less than 1 month old, seborrheic dermatitis may cause a thick, yellow, crusted scalp rash known as cradle cap.
You will be asked about your symptoms and medical history. A physical exam will be done. The diagnosis is made by the appearance of the rash.You may be referred to a doctor who specializes in skin disorders.
Treatments for seborrheic dermatitis are usually applied directly to the skin in the form of shampoo or lotion. Treatment depends on the severity of your symptoms. Seborrheic dermatitis in infants will usually resolve on its own.
Baby shampoo, mineral oil, and topical anti-fungal shampoos may be used for seborrheic dermatitis in infants
A variety of treatments are used for seborrheic dermatitis in children and adults, such as:
Treatment can take several weeks or months and may need to be repeated if the condition returns.
There are no current guidelines to prevent seborrheic dermatitis because the cause is unknown.
American Academy of Dermatology
Family Doctor—American Academy of Family Physicians
Canadian Dermatology Association
Cunha PR. Pimecrolimus cream 1% is effective in seborrhoeic dermatitis refractory to treatment with topical corticosteroids. Acta Derm Venereol. 2006;86:69-70.
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Seborrheic dermatitis. American Academy of Dermatology website. Available at: https://www.aad.org/public/diseases/scaly-skin/seborrheic-dermatitis. Accessed March 6, 2018.
Seborrheic dermatitis in children and adults. EBSCO DynaMed Plus website. Available at:http://www.dynamed.com/topics/dmp~AN~T116636/Seborrheic-dermatitis-in-children-and-adults. Updated February 27, 2018. Accessed March 6, 2018.
Seborrheic dermatitis in infants. EBSCO DynaMed Plus website. Available at:http://www.dynamed.com/topics/dmp~AN~T228754/Seborrheic-dermatitis-in-infants. Updated March 31, 2015. Accessed March 6, 2018.
6/17/2014 DynaMed Plus Systematic Literature Surveillancehttp://www.dynamed.com/topics/dmp~AN~T116636/Seborrheic-dermatitis-in-children-and-adults: Kastarinen H, Oksanen T, Okokon EO, et al. Topical anti-inflammatory agents for seborrhoeic dermatitis of the face or scalp. Cochrane Database Syst Rev. 2014;(5):CD009446.p
3/12/2018 DynaMed Plus Systematic Literature Surveillancehttp://www.dynamed.com/topics/dmp~AN~T116636/Seborrheic-dermatitis-in-children-and-adults: Karakadze MA, Hirt PA, et al. The genetic basis of seborrhoeic dermatitis: a review. J Eur Acad Dermatol Venereol. 2017 Nov 20.
Last reviewed March 2018 by EBSCO Medical Review Board Monica Zangwill, MD, MPH Last Updated: 3/6/2018