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Greenup, IL
A 46-year-old female asked:

Back in the fall i had poison ivy on my left arm. i now have a red rash the shape of the rash i had and it itches. can it come back? without exposure?

1 doctor answer1 doctor weighed in
Dr. Heidi Fowler
Psychiatry 26 years experience
Urushiol: Without exposure to poison ivy you shouldn't get a new case of poison ivy dermatitis. But if there was any urushiol (sticky chemical that causes itching) left behind on clothing or surfaces that could still cause you reacte.
Last updated Jul 12, 2017

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