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Revision surgery rates following transforaminal lumbar interbody fusion in patients with and without osteoporosis

  • 0Warren Alpert Medical School, Brown University, Providence, RI, USA.
The Spine Journal : Official Journal of the North American Spine Society +

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February 2, 2025

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February 2, 2025

View abstract on PubMed

Summary

This summary is machine-generated.

Osteoporosis significantly worsens spinal alignment and increases revision rates after transforaminal lumbar interbody fusion (TLIF). Careful perioperative bone quality management is crucial for osteoporotic patients undergoing TLIF.

Area Of Science

  • Orthopedic surgery
  • Spine surgery
  • Osteoporosis research

Background

  • Osteoporosis is increasingly common in spine surgery patients.
  • It's linked to surgical failure in spinal deformity.
  • Impact on degenerative fusion complications is unclear.

Purpose Of The Study

  • Compare complications and radiographic alignment.
  • Osteoporotic vs. non-osteoporotic patients undergoing TLIF.

Main Methods

  • Retrospective cohort study of 78 patients (39 osteoporotic, 39 non-osteoporotic).
  • Propensity-matched analysis considering age, sex, BMI.
  • Compared demographics, alignment changes (PI-LL), and complications over 2 years.

Main Results

  • Osteoporotic patients showed greater postoperative PI-LL increase (6.55° vs. -0.02°).
  • No significant difference in overall medical/surgical complications.
  • Osteoporotic patients had higher rates of adjacent segment disease (2.8x) and revision surgery (9.2x).

Conclusions

  • Osteoporotic patients experience worse PI-LL mismatch and higher rates of adjacent segment disease and revision after TLIF.
  • TLIF is viable for osteoporotic patients, but perioperative bone optimization is vital.
  • Mitigate mechanical and surgical complications in osteoporotic spine surgery patients.

Keywords: