Comparison of Functional and Radiological Outcomes of Transforaminal Lumbar Interbody Fusion and Posterolateral Fusion Techniques in the Treatment of Lumbar Spinal Stenosis.

PLF + TLIF is significantly superior in terms of functional scores and complications, despite the statistical similarity in terms of postoperative MRI findings and sagittal balance between the groups. Surgeons should prefer PLF + TLIF for the surgical treatment of LSS for better results.