17 papers · updated 2026-09-26 · Spine · All topics
The newest papers on adult spinal deformity from the orthopaedic journals The Reduction reads, newest first, each with a one-line summary. The list is drawn from the digest’s archive and refreshed every week.
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SRS task force review synthesizes current knowledge on osteoporosis diagnosis, surgical risk, and non-operative/operative management in adult spinal deformity surgery.
This study develops a modifiable frailty index (o-ASD-FI) for adult spinal deformity surgery that incorporates treatable comorbidities and independently predicts longer stay, complications, and worse outcomes, potentially improving preoperative risk stratification.
Surgery produces superior 2-year disability and quality of life outcomes compared to nonoperative care for adult spinal deformity in younger patients with mild-moderate baseline impairment.
Meta-analysis of 13 studies (2,247 patients) finds perioperative anabolic osteoporosis drugs, mainly teriparatide, roughly halve rates of proximal junctional kyphosis and mechanical-failure reoperation after adult spinal deformity surgery.
This meta-analysis of 28 studies (4560 patients) found proximal junctional failure after adult spinal deformity surgery is predicted by sagittal malalignment and bone quality, with CT Hounsfield units showing strong diagnostic accuracy (AUC 0.86).
Over 13 years of adult spinal deformity surgery, surgical site infection rates declined after adopting LLIF and vancomycin powder and were lowest during COVID-19, though causation remains uncertain given concurrent practice changes.
Impact of T4-L1-Hip Axis Normalization on Outcomes and Complications in Adult Spinal Deformity.
In long-segment ASD fusion, both under- and over-correction of T4PA-L1PA alignment increased mechanical complication risk, while normalization didn't improve patient-reported outcomes—pelvic fixation and comorbidities mattered more.
Prior overlapping lumbar fusion (not prior laminectomy alone) nearly triples revision risk after long-segment thoracolumbar fusion for adult spinal deformity, warranting distinct preoperative counseling.
Poor bone health significantly increases proximal junctional failure, revision surgery, and healthcare costs in adult spinal deformity surgery.
Sarcopenia detected on EOS imaging correlates with frailty and compensatory spinal deformity in adults with spinal deformity, enabling preoperative risk stratification.
C2-pelvis fusion for adult spinal deformity caused higher complication rates, prolonged ICU stay, and shorter overall survival compared to T4-pelvis fusion.
Machine learning identified distinct risk factors for moderate versus severe proximal junctional kyphosis after adult spinal deformity surgery: geometric stress for moderate disease and lordosis maldistribution for severe disease.
Multiple frailty indices predict worse outcomes in adult spinal deformity surgery; FRAIL Scale best for admission/hospital-acquired conditions, mASD-FI for reoperation.
Enabling technology in adult spinal deformity.
This review surveys enabling technologies—planning software, machine learning, 3D printing, AR/VR, patient-specific instrumentation, and robotics/navigation—for improving safety and training in adult spinal deformity surgery.
This review highlights how machine learning and advanced predictive analytics are increasingly being applied to forecast outcomes and complications in adult spinal deformity surgery, potentially improving individualized surgical decision-making.
Complications of Thoracolumbar Adult Spinal Deformity Surgery.
Reviews the substantial medical and surgical complication risks—including neurologic injury, junctional kyphosis, and 1-3.5% mortality—associated with adult thoracolumbar spinal deformity surgery, underscoring the need for careful patient counseling.
Revision surgery for non-union in adult spinal deformity.
Successful revision surgery for adult spinal deformity pseudoarthrosis requires correcting alignment, restoring anterior column support, and achieving solid fixation; outcomes are generally satisfactory when these goals are met.
Adult Spinal Deformity—Postoperative Standing Imbalance
This review establishes that restoring proper spinopelvic alignment—particularly sagittal vertical axis, pelvic tilt, and lordosis proportional to pelvic incidence—is essential for good outcomes in adult spinal deformity surgery.
Radiographical Spinopelvic Parameters and Disability in the Setting of Adult Spinal Deformity
Pelvic tilt, sagittal vertical axis, and PI-LL mismatch predict disability in adult spinal deformity; threshold values help guide operative versus nonoperative decisions.
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