Fig. 3

Follow-up CT images of patients with postoperative screw loosening showed loosening of pedicle screws in the coronal (A), sagittal (B), and axial (C) planes (white arrows).
Follow-up CT images of patients with postoperative screw loosening showed loosening of pedicle screws in the coronal (A), sagittal (B), and axial (C) planes (white arrows).