Fig. 3

A 42-year-old male who demonstrated lesions received one-stage posterior debridement, one titanium mesh cage bone interbody fusion and instrumentation. (a–c). Preoperative images showing TB of L4–L5 with vertebral body collapse and paravertebral abscess formation; the lordosis angle was 13°. (d–f) Postoperative X-ray demonstrating good internal fixation position with the lordosis angle of 28° and CT findings of titanium mesh cage intervertebral bone graft. (g–h) CT showing satisfactory bone fusion at nine months. (i–j) X-ray displaying solid bone fusion and no collapse or displacement of the cage, with the correction loss of 1°at the final follow-up