 At this time, we had an exposure of the femoral head, which did reveal degenerative changes of the femoral head and once the acetabulum was visualized, we did see degenerative changes within the acetabulum as well as osteophyte formation around the rim of the acetabulum. 
At this time , we had an exposure of the femoral head , which did reveal degenerative changes of the femoral head and once the acetabulum was visualized , we did see degenerative changes within the acetabulum as well as osteophyte formation around the rim of the acetabulum .