Fig. 5
A patient of L4 DLS underwent OLIF-AF. (A, B, C) A-P X-ray preoperatively, 1Â day and 24 months postoperatively; (G, H, I) lateral X-ray preoperatively, 1Â day and 24 months postoperatively; (M, N, O) sagittal CT preoperatively, 1Â day and 24 months postoperatively. CS occurred, no fixation loosening was observed and fusion was accomplished. A patient of L4-5 DLSS underwent OLIF-AF. (D, E, F) A-P X-ray preoperatively, 1Â day and 24 months postoperatively; (J, K, L) lateral X-ray preoperatively, 1Â day and 24 months postoperatively; (P, Q, R) sagittal CT preoperatively, 1Â day and 24 months postoperatively. DH slightly deceased and CS did not occur, no fixation loosening was observed and fusion were all accomplished in both cases