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    Understanding Poison Ivy, Oak & Sumac -- Symptoms

    What Are the Symptoms of Poison Ivy, Oak & Sumac?

    The symptoms of poison ivy, oak, and sumac are:

    • Patches of red, itchy skin, usually followed by small blisters, which fill with a clear fluid and eventually break open.
    • Severe cases can develop into swollen, extremely itchy areas.

    Recommended Related to Skin Problems & Treatments

    Why Do My Hands and Feet Itch?

    When your hands and feet itch, the right treatment can bring you some relief. How you treat the itching, though, depends a lot on the cause of the problem. It may just be dry skin, which can be brought on by winter weather or too much scrubbing. But sometimes, itchy hands and feet can signal another health condition. Could It Be Psoriasis? Psoriasis happens when skin cells grow too fast and then pile up on the skin’s surface. It’s a long-lasting condition that usually runs in families...

    Read the Why Do My Hands and Feet Itch? article > >

    Call Your Doctor About a Rash if:

    • Your rash stays red and itchy for more than a week; you may have another type of contact dermatitis or eczema.
    • You have the rash near your eyes or the rash covers a large part of your body. You may need medical attention.
    • You have severe complications, such as generalized swelling, headache, fever, or a secondary infection.
    • You have been exposed to the smoke from burning poison ivy, poison oak, or poison sumac. The toxin is not destroyed by fire and can cause severe allergic reactions.
    • Call 911 if you have trouble breathing.

    WebMD Medical Reference

    Reviewed by Melinda Ratini, DO, MS on March 22, 2015

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