![]() In people with lighter skin tones, the skin appears scaly and faintly red. The most common sites for seborrhoeic dermatitis are the scalp, eyebrows, forehead, creases around the nose and cheeks, ears, front of the chest, between the shoulder blades and in skin flexures (folds). Care should therefore be taken to limit exposure to DIY materials such as solvents and chemicals. ![]() Many skin irritants can make the condition worse. This can be a major factor in causing the seborrhoeic dermatitis to become more severe and persistent. Once the skin has become inflamed with any form of eczema, exposure to detergents, soaps, shampoos etc. Sometimes this is referred to as ‘sebo-psoriasis’. Unfortunately, the irritation caused by seborrhoeic dermatitis aggravates psoriasis and this can produce a particularly difficult condition that does not settle unless the seborrhoeic dermatitis element is controlled. Psoriasis frequently causes a very scaly scalp (it is estimated that 80% of sufferers have some scalp involvement). Psoriasis is another common skin condition and often coexists with seborrhoeic dermatitis. People with an immunodeficiency (especially infection with HIV), a heavy alcohol intake, or a neurological disorder such as Parkinson’s disease or stroke, are more prone to it. Seborrhoeic dermatitis is not contagious or related to diet, but it may be aggravated by illness, stress, tiredness, changes of season and a general deterioration of health. The yeasts are part of normal skin flora, but for an unknown reason they trigger seborrhoeic dermatitis in certain individuals. Adult seborrhoeic dermatitis is believed to be an inflammatory reaction related to an overgrowth of normal skin inhabitants – Malassezia yeasts ( Malassezia furfur, also known as Pityrosporum ovale). As with other forms of eczema, the skin of people with seborrhoeic dermatitis is typically dry. The adult form of seborrhoeic dermatitis can develop from puberty but more usually occurs in adulthood – prevalence rises sharply over the age of 20, with a peak at 30 years for men and 40 years for women.Īlthough this condition affects the areas of skin with grease glands and can lead to the development of a greasy-looking scale, greasy skin is not the cause of seborrhoeic dermatitis. Seborrhoeic dermatitis affects 4% of the adult population and is more common in men than women. Seborrhoeic dermatitis in infants (known as ‘cradle cap’) differs from the adult form and is discussed here. This information is for adults with seborrhoeic dermatitis. There are two types of seborrhoeic dermatitis: adult and infantile. ‘Seborrhoeic’ (pronounced seb-or-a-ik) simply means that the condition appears in those areas of skin with large numbers of grease (sebaceous) glands, such as the scalp and sides of the nose. ‘Dermatitis’ is another word for ‘eczema’. This image is used with the permission of DermNet New Zealand, Seborrhoeic dermatitis is a common scaly rash that typically affects the scalp, face and chest, but can affect other areas, too. ![]() Your Feedback – Compliments and Complaints.Our commitment to equality and diversity.Global Patient Initiative to Improve Care (GPIIEC).Eczema ‘Mindlines’ – helping parents and children manage eczema better.Atopic Eczema Systemic Therapy Register (A-STAR).Information for healthcare professionals.Seborrhoeic dermatitis & cradle cap in infants. ![]()
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |