The more exposure you have to these plants, the more severe your allergic reaction tends to be. Some people who work outdoors must leave their jobs. Others need to stop a favorite outdoor pastime because they develop such a severe allergic reaction. They never develop a rash. Some health conditions can cause a rash that looks similar to a poison ivy rash. These plants are poisonous year-round.
Touching any part of these plants, including the roots, can cause a rash, even during the winter. If your pet has brushed up against one of these plants, you can get the oil that causes the rash on your skin when you touch your pet.
This could lead to a rash. To prevent getting a rash this way, bathe your pet anytime you suspect it has been near poisonous plants. Just be sure to wear rubber gloves while rounding up and bathing your pet. Most pets are not allergic to these plants. For these reasons, ensure that you clean your skin, clothes, pets, and any outdoor equipment to avoid re-exposure to poison ivy and developing a bothersome rash again.
Finding poison ivy is easy in the United States, where it grows virtually everywhere except for Alaska, Hawaii, and some desert areas of the Southwest.
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This article explores whether the pesticide residues in foods are harmful to human health. Health Conditions Discover Plan Connect. In the fall, the leaves may turn yellow, orange or red. Poison ivy can produce small, greenish flowers and green or off-white berries. The poison sumac plant has smooth-edged leaves and can grow as a bush or tree.
Unlike poison ivy and poison oak, it doesn't grow in a three-leaf-per-stem pattern. Poison ivy rash is caused by an allergic reaction to an oily resin called urushiol.
It's found in poison ivy, poison oak and poison sumac. This oily resin is very sticky, so it easily attaches to your skin, clothing, tools, equipment and pet's fur. You can get a poison ivy reaction from:. Pus that oozes from blisters doesn't contain urushiol and won't spread the rash. But it's possible to get poison ivy rash from someone if you touch plant resin that's still on the person or contaminated clothing.
Your risk of a rash is increased if you participate in outdoor activities that put you at higher risk of exposure to poison ivy, poison oak and poison sumac:. If you scratch a poison ivy rash, bacteria under your fingernails may cause the skin to become infected.
See your doctor if pus starts oozing from the blisters. Your doctor might prescribe antibiotics. Serious difficulty breathing and inflammation of the lining of the lungs may result from inhaling urushiol. Avoid the plants. Learn how to identify poison ivy, poison oak and poison sumac in all seasons. When hiking or engaging in other activities that might expose you to these plants, try to stay on cleared pathways. Wear socks, pants and long sleeves when outdoors. If camping, make sure you pitch your tent in an area free of these plants.
Keep pets from running through wooded areas so that urushiol doesn't stick to their fur, which you then may touch. Wash your skin or your pet's fur. Within 30 minutes after exposure to urushiol, use soap and water to gently wash off the harmful resin from your skin.
Scrub under your fingernails too. Even washing after an hour or so can help reduce the severity of the rash. If you think your pet may be contaminated with urushiol, put on some long rubber gloves and give your pet a bath. Clean contaminated objects. If you think you've come into contact with poison ivy, wash your clothing promptly in warm soapy water — ideally in a washing machine.
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