Featured conditions Brain tumor, breast cancer, colon cancer, congenital heart disease, heart arrhythmia. See more conditions.
Featured conditions
Gangrene occurs when blood flow to a certain area of the body is interrupted. The lack of blood flow causes tissue to die. Gangrene often affects the fingers or toes.
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 Press.