- Seborrhoeic dermatitis causes scales and inflammation in oily areas of the scalp, face, ears, chest or skin folds.
- Dandruff is usually a mild form affecting the scalp without marked inflammation.
- In babies it is often called cradle cap; this is usually harmless and temporary.
- The condition is not contagious and is not caused by too little washing.
- Malassezia yeast, skin oils, the skin barrier, climate and individual immune responses probably interact.
- Treatment varies with the body area and age, combining gentle care with targeted treatment against yeast or inflammation.
- Thick plaques, broken hairs, pus, pain or fever do not fit simple dandruff and need assessment.
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General information, not personal medical advice
This article has been carefully prepared but may contain errors or become outdated as medical knowledge changes. It does not replace diagnosis, examination or treatment by your own GP. Always discuss personal questions and starting, stopping or changing medicines or treatments with your own GP.
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