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Dandruff is a skin condition that mainly affects the scalp. [1] Symptoms include flaking and sometimes mild itchiness. [ 1 ] [ 2 ] It can result in social or self-esteem problems. [ 4 ]
In babies, when the scalp is primarily involved, it is called cradle cap. [2] Mild seborrhoeic dermatitis of the scalp may be described in lay terms as dandruff due to the dry, flaky character of the skin. [6] However, as dandruff may refer to any dryness or scaling of the scalp, not all dandruff is seborrhoeic dermatitis. [6]
Dandruff is a symptom of seborrheic dermatitis, “an inflammatory skin condition that can cause itching, burning, scaling, and flakes and scales on the scalp,” she explains.
Doctors explain why your scalp hurts, what it means, and how to treat it. ... including seborrheic dermatitis, which is similar to dandruff, and even an allergic reaction to a shampoo or product ...
Skin flakes that come off the main body of an animal are dander, while the flakes of skin called dandruff come from the scalp and are composed of epithelial skin cells. The surface layer of mammalian skin is called the stratum corneum, which is shed as part of normal skin replacement.
Learn how to tell the difference between dry scalp and dandruff, including what causes it and how to get rid of it, according to scalp experts.
A project in 2007 sequenced the genome of dandruff-causing Malassezia globosa and found it to have 4,285 genes. [7] [8] M. globosa uses eight different types of lipase, along with three phospholipases, to break down the oils on the scalp. Any of these 11 proteins would be a suitable target for dandruff medications.
In fact, dandruff is often caused by excess oil and yeast overgrowth on the scalp, not a lack of moisture. If you have a truly dry scalp, it will likely appear pale and produce small, easily ...
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