Fig. 2From: Forearm T-score as a predictor of cage subsidence in patients with degenerative lumbar spine disease following posterior single-segment lumbar interbody fusionA 66-year-old osteoporotic woman with lumbar spondylolisthesis (forearm T-score = − 2.8) underwent PLIF. A Preoperative anterior–posterior and lateral lumbar X-rays. B Measurement of cage subsidence distance on CT mid-sagittal and coronal images at 15 months postoperatively. C Lateral lumbar X-rays at 1 week postoperatively. D Cage subsidence on X-ray at 1 year postoperativelyBack to article page