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Avascular Necrosis

Causes of Avascular Necrosis

Avascular necrosis may be the result of the following:

  • Traumatic causes (including injury, fracture, or damage to blood vessels)
  • Nontraumatic causes (including long-term use of medications, such as corticosteroids, or excessive, long-term use of alcohol)

Other theories and associations have been suggested as risk factors.

Locations for Avascular Necrosis