Daily Archives: November 11, 2016

Allergic Contact Dermatitis — Mechanism, Diagnosis, & Treatment

If you’ve ever been outdoors, chances are you or someone you know has encountered poison ivy. The rash from poison ivy is extremely itchy. Doctors can diagnose poison ivy from a mile away because of the characteristic symptoms and history. Poison ivy rash doesn’t develop right away. It builds up hours after the exposure and may not even develop on first contact. Dermatologists have a specific name for the rash caused by poison ivy — allergic contact dermatitis. Allergic contact dermatitis is a special kind of allergic reaction in the skin. It occurs when the skin becomes sensitized to a foreign […]