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Some plants contain the same oil (urushiol) found in
poison ivy, oak, or sumac, or they contain a substance
that is similar enough to urushiol to cause a similar rash. Contact with these
plants can make you allergic to urushiol so that future contact with poison
ivy, oak, or sumac will cause a rash, even if you never had previous contact
with poison ivy, oak, or sumac. These plants include:
August 30, 2011
William H. Blahd, Jr., MD, FACEP - Emergency Medicine & H. Michael O'Connor, MD - Emergency Medicine
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