Poison Ivy Rash Pics. A rash from poison ivy, oak, or sumac looks like patches or streaks of red, raised blisters. Take a look at these pictures of poison ivy rash to find out how it looks likeā¦ Is Poison ivy rash Contagious?

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Poison ivy rash is caused by contact with poison ivy, a plant that grows almost everywhere in the United States.
If the rash causes mild pain, acetaminophen or ibuprofen may be useful, but these are not a long-term solution. These rashes have been caused by contact with urushiol oil (as in poison ivy, poison oak, or poison sumac) or some other irritant such as oxalate crystals (as in virginia creeper). In the meantime, soothe irritated skin with an over-the-counter topical treatment, such as calamine lotion.