avascular necrosis noun
: necrosis of bone tissue due to impaired or disrupted blood supply (as from traumatic injury or disease)
First Known Use of AVASCULAR NECROSIS
avascular necrosis noun (Medical Dictionary)
: necrosis of bone tissue due to impaired or disrupted blood supply (as that caused by traumatic injury or disease) and marked by severe pain in the affected region and by weakened bone that may flatten and collapse—called also osteonecrosis
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