1. Toxicodendron Dermatitis: Poison Ivy, Oak, and Sumac
Aaron C. Gladman, MD 
Wilderness & Environmental Medicine 
Volume 17, Issue 2, Pages (June 2006)
DOI: /PR
Copyright © 2006 Wilderness Medical Society Terms and Conditions

2. Figure 2
Early Toxicodendron dermatitis. Erythema and tiny papular lesions in a typically exposed area. Photo by Thomas P. Habif, MD, from
Wilderness & Environmental Medicine  , DOI: ( /PR )
Copyright © 2006 Wilderness Medical Society Terms and Conditions

3. Figure 3
Progressing Toxicodendron dermatitis. Large streaks of erythema and vesicles in a typically exposed area. Photo by Thomas P. Habif, MD, from
Wilderness & Environmental Medicine  , DOI: ( /PR )
Copyright © 2006 Wilderness Medical Society Terms and Conditions

4. Figure 4
Late Toxicodendron dermatitis. A severe case showing erythema, vesicles, and fluid-filled bullae in different stages of healing. Photo by Thomas P. Habif, MD, from
Wilderness & Environmental Medicine  , DOI: ( /PR )
Copyright © 2006 Wilderness Medical Society Terms and Conditions

5. Figure 5
Linear rash in early Toxicodendron dermatitis. Classic presentation of a distinct linear rash of erythema and papules within 2 to 3 days of a known exposure. Photo by Thomas P. Habif, MD, from
Wilderness & Environmental Medicine  , DOI: ( /PR )
Copyright © 2006 Wilderness Medical Society Terms and Conditions

6. Figure 1
Poison oak (Toxicodendron diversilobum) in mid-summer, found in a riparian zone along the Trinity River in Northern California. Photo by author.
Wilderness & Environmental Medicine  , DOI: ( /PR )
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