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  • Dermatitis - Symptoms and causes - Mayo Clinic
    Overview Dermatitis is a common condition that causes swelling and irritation of the skin 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 Atopic dermatitis is also known as eczema
  • Contact dermatitis - Symptoms and causes - Mayo Clinic
    Often people have irritant and allergic reactions at the same time Irritant contact dermatitis is the most common type This nonallergic skin reaction occurs when an irritant damages your skin's outer protective layer Some people react to strong irritants after a single exposure
  • Types of dermatitis - Mayo Clinic
    Irritant contact dermatitis develops when the skin comes into contact with certain things that cause a rash Irritant contact dermatitis is different from allergic contact dermatitis but shares some features Some people react to strong irritants after just one exposure Others may develop a rash after repeated contact with even mild irritants
  • Allergies - Symptoms and causes - Mayo Clinic
    The symptoms can affect the airways, sinuses and nasal passages, skin, and digestive system Allergic reactions can range from mild to severe Sometimes, allergies can trigger a life-threatening reaction known as anaphylaxis Hay fever, also called allergic rhinitis, can cause: Sneezing Itching of the skin, nose, eyes or roof of the mouth
  • Latex allergy - Symptoms and causes - Mayo Clinic
    Latex allergy may cause itchy skin and hives or even anaphylaxis Anaphylaxis is a possibly life-threatening condition that can cause throat swelling and serious difficulty breathing
  • Food allergy - Symptoms and causes - Mayo Clinic
    Overview Food allergy is an immune system reaction that happens soon after eating a certain food 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
  • Itchy skin (pruritus) - Symptoms and causes - Mayo Clinic
    Irritation and allergic reactions Wool, chemicals, soaps and other things can irritate the skin and cause rashes and itching Sometimes a substance, such as poison ivy or cosmetics, causes an allergic reaction Also, reactions to certain medicines, such as narcotics to treat pain (opioids) can cause itchy skin
  • Pet allergy - Symptoms causes - Mayo Clinic
    Skin symptoms Some people with pet allergy also may have skin symptoms, a pattern known as allergic dermatitis This type of dermatitis is an immune system reaction that causes skin swelling and irritation Direct contact with an allergy-causing pet may trigger allergic dermatitis, causing symptoms, such as: Raised, discolored patches of skin called hives Eczema Itchy skin
  • Sun allergy - Diagnosis and treatment - Mayo Clinic
    Lifestyle and home remedies These steps may help relieve sun allergy symptoms: Avoid sun exposure Most sun allergy symptoms improve in less than a day or two if you keep the affected skin out of the sun Stop using medications that make you sensitive to light If you're taking medications for other conditions, talk with your health care provider about whether you can stop taking them if they





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