Canadian Medical Guide > Organisms > Plants > Plant Families and Groups > Angiosperms > Anacardiaceae > Toxicodendron Terms and Definitions

Toxicodendron

Medical Definition:	A genus (formerly part of Rhus genus) of shrubs, vines, or trees that yields a highly allergenic oleoresin which causes a severe contact dermatitis (DERMATITIS, TOXICODENDRON). The most toxic species are Toxicodendron vernix (poison sumac), T. diversilobum (poison oak), and T. radicans (poison ivy). T. vernicifera yields a useful varnish from which certain enzymes (laccases) are obtained.
Guide Notes:	DERMATITIS, TOXICODENDRON is available; coord with specific PLANT COMPONENTS term if pertinent; for use in therapy coord IM with PHYTOTHERAPY (IM) + disease/drug ther (IM) + PLANT PREPARATION or its indentations/ther use (IM or NIM) + specific plant chemi
Also Called:	Poison Ivy,Poison Oak,Poison Sumac

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