gangrene
1gan·grene
noun \ˈgaŋ-ˌgrēn, gaŋ-ˈ, ˈgan-ˌ, gan-ˈ\Definition of GANGRENE
Examples of GANGRENE
- When gangrene set in, the soldier's leg had to be amputated.
Origin of GANGRENE
Rhymes with GANGRENE
2gangrene
verbDefinition of GANGRENE
First Known Use of GANGRENE
gangrene
noun (Concise Encyclopedia)Localized soft-tissue death (necrosis) from prolonged blood-supply blockage. It can occur in atherosclerosis, diabetes mellitus, or decubitus ulcer, and after severe burns or frostbite. In dry gangrene, gradual blood-supply decrease turns the part discoloured and cold, then dark and dry. Treatment requires improving blood flow. Moist gangrene comes from a sudden blood-supply cutoff. Bacterial infection causes swelling, discoloration, and then a foul smell. Along with antibiotics, tissue removal may be needed to prevent spread, which can be fatal. A more virulent form, gas gangrene, is named for gas bubbles under the skin produced by a highly lethal toxin from clostridium bacteria. The wound oozes brownish, smelly pus. Infection spreads rapidly, causing death. All dead and diseased tissue must be removed and antibiotics given; an antitoxin can also be used.
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