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Fig. 4 | Egyptian Journal of Radiology and Nuclear Medicine

Fig. 4

From: Postoperative 320 multi-slice computed tomography in assessment of pedicle screw insertion in thoraco-lumbar fixation

Fig. 4

a, b Axial cuts are showing penetration of the left screw to the anterior aspect of L4 vertebra and lateral violation of the screw in the left pedicle (grade I). c 3D sagittal reconstruction cut is showing anterior penetration of the L4 vertebra. d Coronal reconstruction is showing penetration of the lower vertebral end plate of S1 vertebra by the left-sided screw

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