Hives: Causes, Symptoms, Diagnosis, Treatment & Prevention
网页2022年10月14日 · Hives, a skin rash that’s often very itchy, often results from an allergic reaction to food or something you’ve touched. Hives can go away quickly (acute hives) or last a long time (chronic hives). Treatments may include antihistamines or steroids.
Hives and angioedema - Symptoms and causes - Mayo Clinic
网页2023年10月27日 · Hives — also known as urticaria (ur-tih-KAR-e-uh) — is a skin reaction that causes itchy welts that range in size from small spots to large blotches. Hives can be triggered by many situations and substances, including certain foods and medications. Angioedema can arise with hives or alone.
How to Tell the Difference Between Hives and Rashes - Healthline
网页2020年2月19日 · Hives (urticaria) are raised, itchy bumps that can be large or small in size. They may be red in color or the same color as your skin. They may also come and go quickly or last a long time. A...
Hives - Symptoms, Causes, & Treatment - WebMD
网页2024年3月16日 · Urticaria, also known as hives, is an outbreak of pale red bumps or welts on the skin that appear suddenly. The swelling that often comes with hives is called angioedema. Allergic...
Hives vs. rash: Pictures, differences, and symptoms - Medical News Today
网页2023年2月10日 · Summary. Hives are a type of rash that causes itchy welts on the skin. People can tell them apart from other rashes, like heat rash, by their smooth, raised appearance. Unlike other rashes,...
Hives: Causes, Risks, Prevention, and Pictures - Healthline
网页2023年7月18日 · Hives, also known as urticaria, are itchy, raised welts that are found on the skin. They’re usually red, pink, or flesh colored on lighter skin and may be flesh colored or slightly...
Hives: Diagnosis and treatment - American Academy of Dermatology
网页When to see a dermatologist. It can be helpful to see a board-certified dermatologist if hives: Last longer than 6 weeks. Cover a large area of your body. Are caused by an allergy. How do dermatologists diagnose hives? A dermatologist can often diagnose hives by looking at …
Hives, Urticaria, and Angioedema: Symptoms, Causes, and Treatment - WebMD
网页2023年4月17日 · Urticaria, also known as hives, is a skin rash of raised, itchy bumps. The welts may also burn or sting. They often last hours or days, can move around, and don't leave lasting skin changes....
Hives and angioedema - Diagnosis and treatment - Mayo Clinic
网页2023年10月27日 · If you're experiencing mild hives or angioedema, these tips may help relieve your symptoms: Avoid triggers. These can include foods, medications, pollen, pet dander, latex and insect stings. If you think a medication caused your rash, stop using it and contact your primary care provider.
Hives | Rash | Skin Rash | Itchy Skin - MedlinePlus
网页2017年1月2日 · Hives are red and sometimes itchy bumps on your skin. An allergic reaction to a drug or food usually causes them. Allergic reactions cause your body to release chemicals that can make your skin swell up in hives.