- Necrosis due to obstruction, loss, or diminution of blood supply; it may be localized to a small area or involve an entire extremity or organ (bowel), and may be wet or dry.
- Extensive necrosis from any cause, gas gangrene.
[G. gangraina, an eating sore, fr. grao, to gnaw]
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Examples: glitazone, GI cocktail, etc.