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Fig. 2 | Journal of Orthopaedic Surgery and Research

Fig. 2

From: Augmented pedicle trajectory applied on the osteoporotic spine with lumbar degenerative disease: mid-term outcome

Fig. 2

Radiological images of a representative case with polymethylmethacrylate-augmented pedicle screw treatment. af A 67-year-old female with lumbar spinal stenosis in L4/5 and L5/S1 segments. a Preoperative MRI image showed obvious spinal stenosis in L4/5 and L5/S1 segments (white arrow). b Preoperative CT scanning showed no osteophyte in posterior of vertebrae. cd Postoperative X-ray showed the normal position of pedicle screws and the cement in the vertebrae. e Lateral X-ray at 36 months after fusion surgery showed normal position of pedicle screws. f Lumber CT scanning at 36 months after fusion surgery showed series cancellous bone through L4/5 and L5/S1 intervertebral space (white arrow)

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