Seborrheic dermatitis - Symptoms and causes - Mayo Clinic
2024年7月19日 · Seborrheic (seb-o-REE-ik) dermatitis is a common skin condition that mainly affects your scalp. It causes scaly patches, inflamed skin and stubborn dandruff. It usually affects oily areas of the body, such as the face, sides of the nose, eyebrows, ears, eyelids and chest.
Dry skin - Symptoms and causes - Mayo Clinic
2023年8月25日 · Dry skin makes the skin look and feel rough, itchy, flaky or scaly. The location where these dry patches form vary from person to person. It's a common condition that affects people of all ages. Dry skin, also known as xerosis or xeroderma, has many causes, including cold or dry weather, sun damage, harsh soaps, and overbathing.
Seborrheic keratosis - Symptoms & causes - Mayo Clinic
2022年1月18日 · A flat growth or a slightly raised bump with a scaly surface, with a characteristic "pasted on" look; Varied size, from very small to more than 1 inch (2.5 centimeters) across; Varied number, ranging from a single growth to multiple growths
Psoriasis - Symptoms and causes - Mayo Clinic
2024年5月17日 · Psoriasis is a skin disease that causes a rash with itchy, scaly patches, most commonly on the knees, elbows, trunk and scalp. Psoriasis is a common, long-term (chronic) disease with no cure. It can be painful, interfere with sleep and make it hard to concentrate.
Actinic keratosis - Symptoms & causes - Mayo Clinic
2022年12月17日 · Rough, dry or scaly patch of skin, usually less than 1 inch (2.5 centimeters) in diameter; Flat to slightly raised patch or bump on the top layer of skin; In some cases, a hard, wartlike surface; Color variations, including pink, red …
Skin cancer - Symptoms and causes - Mayo Clinic
2022年12月6日 · A flat lesion with a scaly, crusted surface; Melanoma signs and symptoms. Melanoma can develop anywhere on your body, in otherwise normal skin or in an existing mole that becomes cancerous. Melanoma most often appears on the face or the trunk of affected men. In women, this type of cancer most often develops on the lower legs.
Paget's disease of the breast - Symptoms & causes - Mayo Clinic
2021年5月20日 · Flaky or scaly skin on your nipple; Crusty, oozing or hardened skin resembling eczema on the nipple, areola or both; Itching; Redness; A tingling or burning sensation; Straw-colored or bloody nipple discharge; A flattened or turned-in (inverted) nipple; A lump in the breast; Thickening skin on the breast
Seborrheic dermatitis - Diagnosis and treatment - Mayo Clinic
2024年7月19日 · If your eyelids are inflamed or scaly, wash them each night. Use a few drops of baby shampoo mixed with two capfuls of warm water. Wipe away scales with a cotton swab. Warm, damp cloths pressed to your eyelids also may help. Gently wash your baby's scalp. If your infant has mild cradle cap, wash the scalp with a mild baby shampoo once a day.
Types of dermatitis (dermatitis pictures) - Mayo Clinic
2023年12月19日 · An itchy, scaly skin patch or patches. Thick, leathery skin. Raised, rough patches that are inflamed or darker than the surrounding skin. Neurodermatitis also is called lichen simplex chronicus. The more you scratch, the more it itches.
Ringworm (body) - Symptoms & causes - Mayo Clinic
2022年4月26日 · A scaly ring-shaped area, typically on the buttocks, trunk, arms and legs; Itchiness; A clear or scaly area inside the ring, perhaps with a scattering of bumps whose color ranges from red on white skin to reddish, purplish, brown or gray on black and brown skin; Slightly raised, expanding rings; A round, flat patch of itchy skin; Overlapping rings