
Itchy skin (pruritus) - Symptoms and causes - Mayo Clinic
Oct 23, 2024 · 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 …
Itchy skin (pruritus) - Diagnosis and treatment - Mayo Clinic
Oct 23, 2024 · Diagnosis Diagnosing the cause of itchy skin starts with a physical exam and questions about your medical history. If your health care provider thinks your itchy skin is the result of a medical …
Dermatitis - Symptoms and causes - Mayo Clinic
May 2, 2025 · Learn about the symptoms, causes and treatments of this itchy skin condition that affects children and adults, and about how moisturizers help prevent it.
Types of dermatitis - Mayo Clinic
Dec 19, 2023 · Itchy rash. Seborrheic dermatitis is often found on oily areas of the body. It also can appear on the scalp as stubborn, itchy dandruff. In infants, this type of dermatitis is known as cradle …
皮肤瘙痒(瘙痒症) - 症状与病因 - 妙佑医疗国际
Oct 23, 2024 · 皮肤瘙痒是一种让您忍不住想抓挠的刺激感。这也被称作瘙痒症。皮肤瘙痒常因皮肤干燥引起,在老年人中较为常见,因为皮肤往往随着年龄增长越变越干燥。 根据瘙痒病因的不同,皮肤 …
Contact dermatitis - Symptoms and causes - Mayo Clinic
May 2, 2024 · 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 …
Seborrheic dermatitis - Symptoms and causes - Mayo Clinic
Jul 19, 2024 · 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 …
Heat rash - Symptoms & causes - Mayo Clinic
May 6, 2022 · Heat rash — also known as prickly heat and miliaria — isn't just for babies. It affects adults, too, especially in hot, humid conditions. Heat rash occurs when sweat is trapped in the skin. …
Psoriasis - Symptoms and causes - Mayo Clinic
Dec 17, 2025 · 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 …
Folliculitis - Symptoms & causes - Mayo Clinic
Aug 31, 2022 · Folliculitis signs and symptoms include: Clusters of small bumps or pimples around hair follicles Pus-filled blisters that break open and crust over Itchy, burning skin Painful, tender skin An …