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Postoperative computed tomographic and magnetic resonance images. (A) through (E) Computed tomographic scans show sufficient spinal canal enlargement at L1/2 (A), L2/3 (B), L3/4 (C), L4/5 (D) and L5/S (E) achieved by performing laminectomies with partial resection of the OLF at L1/2 and total resection of the OLF at L2/3 and L3/4. (F) Postoperative sagittal T2-weighted magnetic resonance imaging scan reveals good decompression of the dural sac from L1/2 to L4/5.
