Hives and angioedema - Symptoms and causes - Mayo Clinic
2023年10月27日 · Angioedema causes swelling in the deeper layers of skin, often of the face and lips. It often goes away within a day. 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 and angioedema - Diagnosis and treatment - Mayo Clinic
2023年10月27日 · For hives and angioedema, questions you may want to ask include: What is likely causing my symptoms? Do I need any tests to confirm the diagnosis? What are other possible causes for my symptoms? Is my condition likely temporary or chronic? What is the best course of action? What are the alternatives to the primary approach that you're suggesting?
Chronic hives - Symptoms and causes - Mayo Clinic
2024年10月1日 · Painful swelling, called angioedema, around the eyes, cheeks or lips. Flares triggered by heat, exercise or stress. Symptoms that persist for more than six weeks and recur often and anytime, sometimes for months or years.
Food allergy - Symptoms and causes - Mayo Clinic
2024年8月30日 · Even a tiny amount of the allergy-causing food can trigger symptoms such as hives, swollen airways and digestive problems. In some people, a food allergy can cause severe symptoms or even a life-threatening reaction known as anaphylaxis.
Cold urticaria - Symptoms & causes - Mayo Clinic
2021年12月15日 · Cold urticaria (ur-tih-KAR-e-uh) is a skin reaction to cold that appears within minutes after cold exposure. Affected skin develops itchy welts (hives). People with cold urticaria experience widely different symptoms. Some have minor reactions to the cold, while others have severe reactions.
Severe Allergy to Paxlovid | Page 4 | Mayo Clinic Connect
2023年11月5日 · Over the next 24 hrs, I had severe angioedema, swelling of lips, inner mouth, edge of tongue. That disappeared 48 hrs after last dose of Paxlovid, but I am now left with massive hives, unresponsive to large doses of H1/H2 blockers plus mast cell stabilizer ( …
Unusual COVID-19 symptoms: What are they? - Mayo Clinic
2024年6月13日 · These may be large, flat blotches, or itchy, raised spots or welts called hives. Some people may have small round fluid-filled bubbles across the skin. The rash also may be a lacy darkening of skin. And others, usually teens or young adults, could have swelling and darkening of skin on the fingers or toes. This may be called "COVID toes."
Unusual coronavirus (COVID-19) symptoms: What are they?
2020年6月29日 · COVID-19 might cause eye problems such as enlarged, red blood vessels, swollen eyelids, excessive watering and increased discharge. The infection also might cause light sensitivity and irritation. These symptoms are more common in people with severe infections.
Oral lichen planus - Symptoms and causes - Mayo Clinic
2019年12月6日 · Oral lichen planus (LIE-kun PLAY-nus) is an ongoing (chronic) inflammatory condition that affects mucous membranes inside your mouth. Oral lichen planus may appear as white, lacy patches; red, swollen tissues; or open sores. These lesions may cause burning, pain or other discomfort.
Allergies - Symptoms and causes - Mayo Clinic
2024年8月24日 · Watery, red or swollen eyes, also called allergic conjunctivitis. A food allergy can cause: Tingling in the mouth. Swelling of the lips, tongue, face or throat. Itchy welts called hives. Stuffy nose, sneezing or teary eyes that itch. Stomach cramps, vomiting or diarrhea. Anaphylaxis. An insect sting allergy can cause: