Necrosis is death of a portion of tissue or an organ in the body. Tissue death occurs when there is not enough blood supplied to the area, whether from trauma, radiation, or chemicals. Once necrosis is confirmed, it is not reversible.
Review Date: 8/28/2007
Reviewed By: Daniel R Alexander, MD, Department of Internal Medicine, St. Mary's Hospital, Leonardtown, MD. Review provided by VeriMed Healthcare Network.