An inflammation of the scalp which can lead to flaky skin, redness, ulceration, itching, and a variety of other symptoms.
Your doctor can usually tell whether you have scalp psoriasis, seborrheic dermatitis or both based on an examination of your skin, scalp and nails. Scalp psoriasis and seborrheic dermatitis are common conditions that affect the scalp. Seborrhoeic dermatitis (American spelling is ‘seborrheic’) is a common, chronic or relapsing form of eczema/dermatitis that mainly affects the scalp and face. There are infantile and adult forms of seborrhoeic dermatitis. It is sometimes associated with psoriasis (sebopsoriasis). Scalp dermatitis is an inflammation of the scalp which can lead to flaky skin, redness, ulceration, itching, and a variety of other symptoms. In addition to being physically unpleasant, dermatitis of the scalp can also be socially undesirable, as it tends to be very noticeable. One common form of scalp dermatitis is seborrheic dermatitis, also known as seborrheic eczema, in which the skin becomes red and inflamed before scaly patches of white, yellow, or gray skin appear. This severity of this condition can vary from mild to extreme, and it can also include the eyebrows. Dandruff. Cradle cap. That red, itchy rash with flaky scales could be seborrheic dermatitis, or seborrhea. It's a common skin disease that looks similar to psoriasis, eczema, or an allergic reaction. And it can appear on your body as well as your scalp. Seborrheic dermatitis on the face. Seborrheic (seb-o-REE-ik) dermatitis is a common skin condition that mainly affects your scalp. It causes scaly patches, red skin and stubborn dandruff. Seborrheic dermatitis can also affect oily areas of the body, such as the face, upper chest and back. Symptoms. Seborrheic dermatitis can occur on different body areas. Usually, it forms where the skin is oily or greasy. Common areas include the scalp, eyebrows, eyelids, creases of the nose, lips, behind the ears, in the outer ear, and middle of the chest.
http://www.mayoclinic.org/diseases-conditions/psoriasis/expert-answers/scalp-psoriasis/FAQ-20058544 http://www.dermnetnz.org/dermatitis/seborrhoeic-dermatitis.html http://www.wisegeekhealth.com/what-is-scalp-dermatitis.htm http://www.wisegeekhealth.com/what-is-scalp-dermatitis.htm http://www.webmd.com/skin-problems-and-treatments/seborrheic-dermatitis-medref http://www.mayoclinic.org/diseases-conditions/seborrheic-dermatitis/basics/definition/CON-20031872 https://www.nlm.nih.gov/medlineplus/ency/article/000963.htm
what is scalp dermatitis