- The death of living cells or tissues. Necrosis can be due, for example, to ischemia (lack of blood flow). From the Greek “nekros” (dead body).
- Aseptic necrosis necrosis without infection or inflammation.
- Balser’s fatty necrosis gangrenous pancreatitis with omental bursitis and disseminated patches of necrosis of fatty tissues.
- Acute tubular necrosis acute renal failure with mild to severe damage or necrosis of tubule cells, usually secondary to either nephrotoxicity, ischemia after major surgery, trauma , severe hypovolemia, sepsis, or burns.
- Central necrosis necrosis affecting the central portion of an affected bone, cell, or lobule of the liver.