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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.
Skin symptoms. Some people with pet allergy may also experience skin symptoms, a pattern known as allergic dermatitis. This type of dermatitis is an immune system reaction that causes skin inflammation. Direct contact with an allergy-causing pet may trigger allergic dermatitis, causing signs and symptoms, such as: Raised, red patches of skin ...
Atopic dermatitis (eczema) symptoms can appear anywhere on the body and vary widely from person to person. They may include: Dry, cracked skin. Itchiness (pruritus) Rash on swollen skin that varies in color depending on your skin color. Small, raised bumps, on brown or Black skin. Oozing and crusting.
Symptoms. A mold allergy causes the same signs and symptoms that occur in other types of upper respiratory allergies. Signs and symptoms of allergic rhinitis caused by a mold allergy can include: Sneezing. Runny or stuffy nose. Cough and postnasal drip. Itchy eyes, nose and throat. Watery eyes. Dry, scaly skin.
Sun allergy is a broad term. It describes several conditions that cause an itchy rash to form on the skin after being in sunlight or other sources of ultraviolet (UV) radiation. Polymorphous light eruption is the most common form of sun allergy. Some people have a hereditary type of sun allergy.
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. Sometimes the cause of the itching can't be determined.
The rash can develop within minutes to hours of exposure, and it can last 2 to 4 weeks. Signs and symptoms of contact dermatitis vary widely and may include: An itchy rash. Leathery patches that are darker than usual (hyperpigmented), typically on brown or Black skin. Dry, cracked, scaly skin, typically on white skin.
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.
The main symptom is a skin rash with formation of blisters 24 to 48 hours after exposure, similar to poison ivy. Irritant contact dermatitis. Not an allergy, this skin irritation is caused by wearing rubber gloves or exposure to the powder inside them. Symptoms include dry, itchy, irritated areas, usually on the hands.
Allergies and asthma often occur together. The same substances that trigger your hay fever (allergic rhinitis) symptoms, such as pollen, dust mites and pet dander, may also cause asthma signs and symptoms. In some people, skin or food allergies can cause asthma symptoms. This is called allergic asthma or allergy-induced asthma.