Poison ivy (Toxicodendron radicans) is a vine that contains an oily resin known as urushiol. According to the Centers for ...

Poison ivy oil can spread quickly and easily (just like poison oak does). Poison ivy rash can spread from clothes, skin ...

If you come into contact with poison ivy, wash the area with soap and water as soon as possible. Soaking in an oatmeal bath and applying anti-itch creams can provide relief from an itchy rash.

A poison ivy rash will last at least a week and likely more if you've never been exposed before. If you come into contact with poison ivy, the rash will typically appear within 12-48 hours.

Poison oak rash is an allergic reaction to the leaves ... depending on the time of year. Like poison ivy and poison sumac, poison oak releases an oil called urushiol when it sustains damage.

The most common causes of ACD are the plants of the Rhus genus, poison ivy (toxicodendron radican ... This type of ACD is sometimes called Rhus dermatitis and the oleoresin plant oil, or urushiol ...

Other symptoms to note: A poison ivy rash is extremely itchy and is often accompanied by swelling and blisters, Dr. Lal says. Sometimes these blisters are linear in appearance. If exposed to ...

A 44-year-old Caucasian woman with a history of hypertension, rosacea, and granuloma annulare developed severe contact dermatitis on her arms from either poison ivy or Virginia creeper ...

Poison ivy, poison oak, and poison sumac are three of the most common causes of allergic contact dermatitis in the U.S. They all contain an oil called urushiol, which triggers an allergic reaction ...

What if they rub up against us humans? A: Neither cats nor dogs suffer from poison ivy rash, but their coats easily transfer the oil in poison ivy, poison oak and poison sumac to humans.

When you’re spending time outdoors this summer, in your own yard or hiking in a park, it’s useful to know to spot poison ivy.