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Urushiol-induced contact dermatitis (also called Toxicodendron dermatitis or Rhus dermatitis) is a type of allergic contact dermatitis caused by the oil urushiol found in various plants, most notably sumac family species of the genus Toxicodendron: poison ivy, poison oak, poison sumac, and the Chinese lacquer tree. [1]
Toxicodendron pubescens (syn. Rhus pubescens), commonly known as Atlantic poison oak, [2] or eastern poison oak, is an upright shrub which can cause contact dermatitis for most people. Description [ edit ]
Urushiol / ʊ ˈ r uː ʃ i. ɒ l / is an oily mixture of organic compounds with allergenic properties found in plants of the family Anacardiaceae, especially Toxicodendron spp. (e.g., poison oak, Chinese lacquer tree, poison ivy, poison sumac), Comocladia spp. (maidenplums), Metopium spp.
Poison ivy. What it looks like: Poison ivy is a type of allergic contact dermatitis that is caused by the oil (urushiol oil) in the poison ivy plant, explains Karan Lal, D.O., M.S., F.A.A.D ...
Poison ivy vs. poison oak vs. sumac: How to tell the difference Poison ivy and poison oak are the most common around the Triangle , Briggs said, while sumac is in much wetter areas, such as the ...
Mango leaves, stems, peels, and sap contain urushiol, an allergen also present in poison ivy, poison oak, and poison sumac that can cause urushiol-induced contact dermatitis in susceptible people. [citation needed] Cross-reactions between mango contact allergens and urushiol have been observed. Those with a history of poison ivy or poison oak ...
Urushiol-induced contact dermatitis is the allergic reaction caused by poison ivy. In extreme cases, a reaction can progress to anaphylaxis. Around 15 to 25 percent of people have no allergic reaction to urushiol, but most people have a greater reaction with repeated or more concentrated exposure. [7] [8]
Don’t be tempted to use antihistamines to stop the itching; they don’t help relieve the itching you get with contact dermatitis caused by poison ivy, according to the medical resource Up To Date.