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Preoperative magnetic resonance imaging (MRI) (A), 3-dimensional computed tomography (3D CT) posterior (B) and lateral (C) views showing the severe spinal stenosis combined with facet cyst and degenerative spondylolisthesis. The patient received endoscopic transforaminal lumbar interbody fusion. Postoperative MRI (D), 3D CT posterior (E) and lateral (F) views demonstrating the adequate decompression of stenosis and reduction of spondylolisthesis.
