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Consequences of a Prolonged Poison Ivy Rash

Published Aug,14 2017 | By L. A. Cargill

Triggered by an allergic reaction to the plant oil called urushiol, poison ivy rashes produce a severe prolonged itching that will not stop. Poison Oak Rash.net states that about 80 percent of the general population will be allergic to urushiol.

Lela A. Cargill, M.T. (ASCP), B.A., is a certified medical laboratory scientist with more than 30 years of experience. Her specialty is transfusion medicine. Her degree at Sam Houston State University includes emphasis in journalism and photography. She writes for Examiner.com, HubPages, and eHow. Also known as Austinstar, she writes articles on art, travel and the health sciences.