Eschar is dead tissue that falls off (sheds) from healthy skin. It is caused by a burn or cauterization.
An escharotic is a substance (such as acids, alkalies, carbon dioxide, or metallic salts) that causes the tissue to die and fall off.
Last reviewed 5/10/2013 by Neil K. Kaneshiro, MD, MHA, Clinical Assistant Professor of Pediatrics, University of Washington School of Medicine. Also reviewed by A.D.A.M. Health Solutions, Ebix, Inc., Editorial Team: David Zieve, MD, MHA, Bethanne Black, Stephanie Slon, and Nissi Wang.
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