Necrosis is death of body tissue. It occurs when there is not enough blood to the tissue, whether from injury, radiation, or chemicals. Necrosis is not reversible.
When substantial areas of tissue die due to a lack of blood supply, the condition is called gangrene.
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.
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