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Related Experiment Video

Updated: Apr 30, 2026

Lateral-PLIF for Lumbar Spinal Arthrodesis: A Detailed Step-By-Step Surgical Technique
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Optimizing success with lumbar disc arthroplasty.

Matthew F Gornet1, Francine Schranck, Nicholas D Wharton

  • 1The Orthopedic Center of St. Louis, St. Louis, MO, USA, mfgspine@gmail.com.

European Spine Journal : Official Publication of the European Spine Society, the European Spinal Deformity Society, and the European Section of the Cervical Spine Research Society
|April 29, 2014
PubMed
Summary
This summary is machine-generated.

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Predicting lumbar disc arthroplasty outcomes is possible using preoperative imaging. Higher degeneration grades at the index level correlate with better 5-year clinical outcomes in these spinal surgery patients.

Area of Science:

  • Spine surgery
  • Orthopedics
  • Biomedical engineering

Background:

  • Lumbar disc arthroplasty is a surgical option for degenerative disc disease.
  • Predicting clinical outcomes is crucial for patient selection and surgical planning.

Purpose of the Study:

  • To identify preoperative and postoperative variables that predict clinical outcomes after single-level lumbar disc arthroplasty.

Main Methods:

  • Prospective study of 99 patients undergoing single-level lumbar disc arthroplasty.
  • Analysis of pre- and post-operative imaging and patient demographics.
  • Correlation of imaging variables with clinical outcomes at 2 and 5 years.

Main Results:

  • Preoperative imaging variables significantly associated with 5-year outcomes were identified.

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  • Higher preoperative degeneration grades at the index level predicted better outcomes.
  • Specific factors like disc height, Modic changes, and facet joint degeneration were notable.

    • Conclusions:

    • Preoperative factors such as disc height <8 mm, Modic type 2 changes, and facet degeneration can predict outcomes.
    • Postoperative factors like implant coverage and disc space height increase also correlate with better results.
    • Further research and meta-analyses can refine strategies for optimizing lumbar disc arthroplasty outcomes.