Allergic reaction can also play a role. A dermatologist can determine if you have seborrheic dermatitis by clinical examination.
Petaloid seborrheic dermatitis is a frequent presentation of seborrheic dermatitis in people with dark skin.
Black skin petaloid seborrheic dermatitis. Seborrheic dermatitis is a skin condition in which a person develops red skin scaly patches and white flakes dandruff. It is one of the top five diagnoses for african american dermatology patients and it is a chronic inflammatory condition that affects your scalp and other parts of your body. The disease primarily occurs on the scalp but it may also appear on the eyelids eyebrows ears on the sides of the nose and even chest.
African americans and persons from other darker skinned races are susceptible to annular seborrheic dermatitis also called petaloid seborrheic dermatitis or seborrhea petaloides. 5 in a study that compared the most common diagnoses for patients of various ethnic groups in a hospital based dermatology practice sd was among the five most common diagnoses observed in black patients. It most often affects the scalp and causes scaly red patches to appear.
Upper back and chest. 2 3 sd may have slightly increased incidence among african americans 6 5 4 and west africans 2 9 6. Skin flexures especially nasolabial fold postauricular fold axillae and groin.
Discoloration of the skin with lightening or darkening of affected areas may also occur. Seborrheic dermatitis commonly affects the face and the scalp. In darker skinned patients this scaling can have a flower like shape thus the term petaloid seborrheic dermatitis.
Seborrheic dermatitis sd also called seborrheic eczema or dandruff is an inflammatory skin disease. It is sometimes itchy. After i saw an excellent dermatologist he diagnosed me with seborrheic dermatitis.
1 sd is prominent among black. Typically patients present with red scaly plaques in the eyebrows and along the melo labial fold. Seborrheic dermatitis sd is a common chronic benign inflammatory skin disorder of unclear pathophysiology affecting 3 to 12 of the population.
It sometimes progresses to psoriasis. The malassezia yeast genus are believed to play a role. Seborrheic dermatitis ranked within the top five diagnoses in black patients.
Unusually extensive seborrhoeic dermatitis is sometimes called sebopsoriasis. Seborrheic dermatitis is a common relapsing inflammatory skin condition of unclear etiology. However many patients with dark skin present with polycyclic coalescing rings.
As in infants seborrhoeic dermatitis appears to be an inflammatory response to malassezia.