If you’ve ever looked at a postop full-length film after a lumbar pedicle subtraction osteotomy (PSO) and thought, “Huh…the neck looks different,” this study says: You’re not imagining things. And more importantly — it’s not random.
In this retrospective cohort of 99 patients undergoing lumbar pedicle subtraction osteotomy, the authors set out to answer a question many spine surgeons have quietly wondered but never quite quantified:
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