Fig. 3From: Lantern-shaped screw loaded with autologous bone for treating osteonecrosis of the femoral headRepresentative radiographic images from both preoperative and postoperative taken at immediately after the lantern-shaped screw implantation and 36Â months. a-c Preoperative X-ray, CT and sagittal T2-weighted magnetic resonance image showing ARCO stage III ONFH in a man aged 29Â years. d and e X-ray anteroposterior view on the day of surgery. f-h X-ray and CT scans at 36Â months after surgery showing unionBack to article page