title: Osteonecrosis of the femoral head.
mesh_terms: D004620:Embolism, Fat / Q000503:physiopathology; D005270:Femur Head / Q000098:blood supply / Q000601:surgery; D005271:Femur Head Necrosis / Q000145:classification / Q000503:physiopathology / Q000628:therapy; D006622:Hip Prosthesis; D006801:Humans; D010027:Osteotomy / Q000379:methods