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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]
If poison ivy is eaten, the mucus lining of the mouth and digestive tract can be damaged. [12] Urushiol oil can remain active for several years, so handling dead leaves or vines can cause a reaction. In addition, oil transferred from the plant to other objects (such as pet fur) can cause the rash if it comes into contact with the skin.
Disease Target antigen Effects Allergic contact dermatitis [2] Environmental chemicals, like urushiol (from poison ivy and poison oak), metals (e.g. nickel), topical medication epidermal necrosis, inflammation, skin rash, and blisters: Autoimmune myocarditis [2] Myosin heavy chain protein Cardiomyopathy: Diabetes mellitus type 1 [2]
An expert from Franklin County's Keystone Health shares information about poison ivy, oak and sumac, and the effects of the poisonous plants. Take Care: What you need to know about poison ivy, oak ...
Contact with anything that touched the poison ivy, oak or sumac can cause a rash within 12 to 72 hours. These include pets, clothes, tools, shoes or a hiking backpack. These include pets, clothes ...
When the antigen is presented again in the future, the memory Th1 cells will activate macrophages and cause an inflammatory response. This ultimately can lead to tissue damage. [16] Contact dermatitis, including Urushiol-induced contact dermatitis (poison ivy rash). Mantoux test; Chronic transplant rejection; Multiple sclerosis [17] Coeliac disease
Poison ivy won't go away overnight, but with the right creams, strategies and pills, you can take the misery away fast. Poison ivy won't go away overnight, but with the right creams, strategies ...
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.