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1. Pellicular condition
1.1 Definition and clinical background
Dandruff refers to abnormal scales or clusters of corneocytes. In this type of situation, cell turnover is accelerated (from 28 days to 1 week). These are known as squamous states. Dandruff is not a disease. The shampoos used to treat it can therefore be considered cosmetics.
There are two different clinical states:
dry dandruff or pytiriasis capitis simplex, which falls off spontaneously;
adherent oily dandruff or pytiriasis steatoides, eliminated by scratching and sometimes accompanied by intense pruritus. Oily dandruff can lead to alopecia, and is often accompanied by seborrheic dermatitis of the...
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Pellicular condition
Greasy hair
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