Comparison of biportal endoscopic vs minimally invasive transforaminal lumbar interbody fusion for single-level low-grade lumbar spondylolisthesis: A retrospective cohort study

Figure 4 A 56-year-old female patient with L4 lumbar spondylolisthesis (Meyerding grade I) in minimally invasive transforaminal lumbar interbody fusion group. A and B: Preoperative antero-posterior and lateral radiographs; C and D: Postoperative 3-month antero-posterior and lateral radiographs; E and F: Antero-posterior and lateral X-ray at the final follow-up after operation showed good reduction; G and H: Computed tomography scans at the final follow-up after operation show good trabecular reconstruction between the upper and lower endplates and a good Cage position.