ISASS: XLIF and TLIF for treatment of low-grade spondylolisthesis .
XLIF vs. MAS TLIF for the Treatment of Degenerative Spondylolisthesis: Perioperative Clinical Outcomes from a Prospective Multi-Center Randomized Study
34 patients were randomized to compare the clinical and radiographic outcomes of two different procedures for the treatment of low-grade spondylolisthesis. Patients received either lateral lumbar interbody fusion (XLIF) or transforaminal lumbar interbody fusion (TLIF) and were assessed after 3 months. Results indicated that a higher incidence of perioperative hip flexion weakness was observed in the XLIF in comparison to TLIF but this was resolved by 3 months. Moreover, there were no differences between both groups regarding patient-reported pain, function, and satisfaction.
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