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. 2006 Oct 6;16(4):485–494. doi: 10.1007/s00586-006-0234-5

Fig. 6.

Fig. 6

a Preoperative flexion lateral X-ray in a 62-year-old female (case 10) indicates atlanto-axial subluxation and vertical subluxation. b Preoperative sagittal T2-WI MRI shows cord compression due to C1 laminae. c Computer display shown at surgery. d, e Postoperative X-ray. f Postoperative CT scan (C3 level) shows pedicle screw was inserted accurately