Atopic dermatitis (eczema) - Symptoms and causes - Mayo Clinic
网页2024年5月15日 · Patches of skin that's darker or lighter than the surrounding area. This complication after the rash has healed is called post-inflammatory hyperpigmentation or hypopigmentation. It's more common in people with brown or Black skin.
Atopic dermatitis (eczema) - Diagnosis and treatment - Mayo Clinic
网页2024年5月15日 · Patch testing. Your doctor may recommend patch testing on your skin. In this test, small amounts of different substances are applied to your skin and then covered. During visits over the next few days, the doctor looks at your skin for signs of a reaction. Patch testing can help diagnose specific types of allergies causing your dermatitis.
Dermatitis - Symptoms and causes - Mayo Clinic
网页Howland: Adult eczema often occurs in patches on areas of the body prone to friction or sweat. Dr. Davis: Where your waistband would sit, where your socks or shoes would rub. If you have a watch, where you would wear your watch.
White patch on skin: A cause for concern? - Mayo Clinic
网页2023年10月3日 · Atopic dermatitis (eczema). Sometimes a small area of skin becomes irritated, which results in a patch of skin that's lighter in pigment than is the skin around it (pityriasis alba). This is common in children who have eczema.
Seborrheic dermatitis - Symptoms and causes - Mayo Clinic
网页2024年7月19日 · Seborrheic dermatitis causes a rash of oily patches with yellow or white scales. The rash may look darker or lighter in people with brown or Black skin and redder in those with white skin. Seborrheic (seb-o-REE-ik) dermatitis is a common skin condition that mainly affects your scalp.
Dermatitis - Diagnosis and treatment - Mayo Clinic
网页Your doctor may suggest a patch test to identify the cause of your symptoms. In this test, small amounts of potential allergens are put on sticky patches. Then the patches are placed on your skin.
How to treat baby eczema - Mayo Clinic
网页2023年2月2日 · How can I treat baby eczema? Answer From Lawrence E. Gibson, M.D. Daily bathing and moisturizing is key to treating baby (infantile) eczema (atopic dermatitis).
Pityriasis rosea - Symptoms & causes - Mayo Clinic
网页2024年7月12日 · Pityriasis rosea typically begins with an oval, slightly raised, scaly patch — called the herald patch — on the face, back, chest or abdomen. Before the herald patch appears, some people have headache, fatigue, fever or sore throat.
Atopic dermatitis (eczema) - Mayo Clinic Press
网页2024年2月15日 · Patch testing. Your doctor may recommend patch testing on your skin. In this test, small amounts of different substances are applied to your skin and then covered. During visits over the next few days, the doctor looks at your skin for signs of a reaction.
Common baby rashes - Mayo Clinic
网页2024年3月29日 · Patches of skin that are dry, scaly, itchy, and red or purplish, depending on skin color, may be a common type of skin rash called eczema. In babies a common form of eczema affects the face, scalp, and the arms and legs.