We are open for safe in-person care.
Featured conditions Brain tumor, breast cancer, colon cancer, congenital heart disease, heart arrhythmia. See more conditions.
Featured conditions
Subscribe to Housecall
Our general interest e-newsletter keeps you up to date on a wide variety of health topics.
Brushing against a poison ivy plant can cause a red, itchy rash. Frequently, the rash takes a linear form (as in the top-left corner of the photo) due to the way the plant sweeps across the skin.
Mayo Clinic does not endorse companies or products. Advertising revenue supports our not-for-profit mission.
Check out these best-sellers and special offers on books and newsletters from Mayo Clinic.