Poison oak rash on the arm

Poison oak rash on the arm. Several plants produce toxins that cause skin reaction. This is the appearance of poison oak dermatitis. Note the typical linear streaks produced either by scratching or brushing against the plant. (Image courtesy of the Centers for Disease Control and Prevention.)
Review Date: 05/20/2008
Reviewed By: Stephen C Acosta, MD, Department of Emergency Medicine, Portland VA
Medical Center, Portland, OR. Review provided by VeriMed Healthcare
Network. Also reviewed by David Zieve, MD, MHA, Medical Director,
A.D.A.M., Inc.












