Diseases and Injuries
External Cause of Injuries
Drugs and Chemicals
Neoplasms
Idiopathic aseptic necrosis of unspecified bone
Idiopathic aseptic necrosis of pelvis
Idiopathic aseptic necrosis of bone
Other secondary osteonecrosis
Osteonecrosis due to drugs
Other hemoglobinopathies
Osteonecrosis due to previous trauma
Other osteonecrosis