Itchy skin (pruritus) - Symptoms and causes - Mayo Clinic
2024年10月23日 · Itchy skin is an irritating sensation that makes you want to scratch. It's also called pruritus (proo-RIE-tus). Itchy skin is often caused by dry skin and is common in older adults, as skin tends to become drier with age.
Dermatitis - Symptoms and causes - Mayo Clinic
It has many causes and forms and often involves itchy, dry skin or a rash. Or it might cause the skin to blister, ooze, crust or flake. Three common types of this condition are atopic dermatitis, contact dermatitis and seborrheic dermatitis.
Itchy skin (pruritus) - Diagnosis and treatment - Mayo Clinic
2024年10月23日 · If your health care provider thinks your itchy skin is the result of a medical condition, you might have tests, including: Blood test. A complete blood count can provide evidence of an internal condition causing your itch, such as anemia.
Atopic dermatitis (eczema) - Symptoms and causes - Mayo Clinic
2024年5月15日 · Learn about the causes, symptoms and treatments of this itchy rash that most often begins before age 5, is persistent, and has periods of clearing and relapse.
Dyshidrosis - Symptoms and causes - Mayo Clinic
2023年6月27日 · Dyshidrosis symptoms include painful, itchy and fluid-filled blisters on the sides of the fingers, the palms of the hands and the bottoms of the feet. The blisters are small — about the width of a standard pencil lead.
Jock itch - Symptoms and causes - Mayo Clinic
2023年5月18日 · Jock itch is a fungal skin infection that causes an itchy rash in warm, moist areas of the body. The rash often affects the groin and inner thighs and may be shaped like a ring. The condition is also called tinea cruris.
Scabies - Symptoms and causes - Mayo Clinic
2022年7月28日 · Scabies is an itchy skin rash caused by a tiny burrowing mite called Sarcoptes scabiei. Intense itching occurs in the area where the mite burrows. The need to scratch may be stronger at night.
Neurodermatitis - Symptoms and causes - Mayo Clinic
2024年9月18日 · You may develop several itchy spots, typically on the neck, wrists, forearms, legs or groin area. Neurodermatitis — also known as lichen simplex chronicus — is not life-threatening or contagious. But the itching can be so intense it disrupts your sleep, sexual function and quality of life.
Types of psoriasis (psoriasis pictures) - Mayo Clinic
2023年12月14日 · Erythrodermic psoriasis is the least common type of psoriasis. It can cover the entire body with a scaly rash that can itch or burn intensely. It may be triggered by corticosteroids or other medications, severe sunburn, or another type of psoriasis.
Contact dermatitis - Symptoms and causes - Mayo Clinic
2024年5月2日 · Contact dermatitis is an itchy rash caused by direct contact with a substance or an allergic reaction to it. The rash isn't contagious, but it can be very uncomfortable. Many substances can cause this reaction, such as cosmetics, fragrances, jewelry and plants.