typical histological findings were : ( 1 ) early clogging of the marrow spaces by amorphous material in the necrotic zone , and ( 2 ) limited evidence of so-called crreping substitution ( seams of new bone laid on old , dead bone trabeculae ) during the early stages of idiopathic ischemic necrosis .
C0262950
bone
C2826619
bone trabeculae