Fig. 1
A 32-year-old woman with severe lower back and left lower extremity radiating pain. The patient’s body mass index was 37.8 kg/m2. A The preoperative T2 axial magnetic resonance image (MRI) shows a huge disc compressing the thecal sac and nerve root. B The postoperative T2 axial MRI shows the well-decompressed thecal sac and nerve root. Intraoperative endoscopic findings (C) before discectomy, (D) during discectomy, and (E) after discectomy. Huge pieces of disc material were removed, and the thecal sac and nerve root were freely movable after discectomy