Many authors believe that the integrity of the articular cartilage is an important factor in the successful treatment of AVN by bone grafting ... of the femoral head. This information would ...

But close inspection told a different story. The bone’s architecture—the shape of the femoral head, its separation from the shaft by a distinct neck, and the presence of subtle ridges and ...

and stage V hips displayed complete disassociation of the articular surface from the underlying subchondral bone and delamination of the femoral head. Stage VI hips displayed profound degenerative ...