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  • By: Claudia Winograd
  • In: Encyclopedia of Global Health
  • Edited by: Yawei Zhang
  • Subject:Public Health (general), Public Health Education & Health Promotion

Osteonecrosis (ON), also called Aseptic Necrosis, Avascular Necrosis (AVN), or Ischemic Necrosis, is a result of inadequate or completely absent blood supply to the bone. The term ‘necrosis’ refers to death of the tissue; ‘osteo’ classifies the death as that ...

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