Allergy: Poison Ivy, Oak, and Sumac (cont.)
IN THIS ARTICLE
Causes of Poison Ivy, Oak, and Sumac Rash
The rash caused by poison ivy, oak, and sumac is an allergic skin reaction to an oil, called urushiol, which is in the plant. This oil is found in all parts of the plant, including the leaves, stems, roots, and berries.
Exposure to the oil occurs through any of the following:
Medically Reviewed by a Doctor on 8/19/2014
Daniel Jobe, MD
Zoe Diana Draelos, MD, PA
Must Read Articles Related to Allergy: Poison Ivy, Oak, and Sumac
Patient Comments & Reviews
The eMedicineHealth doctors ask about Poison Ivy, Oak, and Sumac:
Poison Ivy Oak And Sumac - Symptoms
What symptoms did you experience with your poison ivy or poison oak?
Poison Ivy, Oak, and Sumac - Treatment
What treatment was effective for your poison ivy?