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Fig. 3 | BMC Geriatrics

Fig. 3

From: Complications rate of and risk factors for the unplanned reoperation of degenerative lumbar spondylolisthesis in elderly patients: a retrospective single-Centre cohort study of 33 patients

Fig. 3

L4 and L5 DLS in a patient treated with L4/5 laminectomy and intervertebral interbody fusion (L4–5, L5-S1). a The postoperative X-ray was normal. b The X-ray showed bone union and screw displacement, and the patient refused revision surgery at the 12-month follow-up. c The X-ray showed that screw displacement and bone union worsened at the 2-year follow-up. The patient suffered from leg pain, and the patient underwent reoperation

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