What are the possible complications of avascular necrosis (AVN)

Updated: Dec 05, 2020
  • Author: Sunny B Patel, MD; Chief Editor: Herbert S Diamond, MD  more...
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The natural history of AVN involves subchondral necrosis, subchondral fracture and collapse of bone, deformity of the articular surface, and osteoarthritis. In later stages, sclerosis and total destruction of the joint may occur. Nonunion of fracture and secondary muscle wasting are potential complications.

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