Degenerative Lumbar Instability Rigid Posterior Stabilization

Fig. 1

a–e. STIR sagittal (a–c), fat sat SE T1 coronal (d) and CE coronal (e) sections. T2 hyperintensity of retrovertebral muscles due to edema and flogosis caudally extending until sacrum bone. CE in the superior part of stabilization device (e)

Postoperative Follow-Up After 6 Months

Fig. 2

a–g. STIR sagittal (a–c), TSE T2 axial sections (d–g). Slight reduction of flogosis with inhomogeneous signal especially in the right retrovertebral space