Intermediate-term clinical and radiographic outcomes with less invasive adult spinal deformity surgery: patients with a minimum follow-up of 4 years

Author(s):  
Michael Y. Wang ◽  
◽  
Paul Park ◽  
Stacie Tran ◽  
Neel Anand ◽  
...  

2019 ◽  
Vol 28 (9) ◽  
pp. 2208-2215
Author(s):  
Susana Núñez-Pereira ◽  
◽  
Ferran Pellisé ◽  
Alba Vila-Casademunt ◽  
Ahmet Alanay ◽  
...  


2015 ◽  
Vol 15 (10) ◽  
pp. S126-S127
Author(s):  
International Spine Study Group ◽  
Gregory M. Mundis ◽  
Jay D. Turner ◽  
Vedat Deviren ◽  
Juan S. Uribe ◽  
...  


2015 ◽  
Vol 25 (8) ◽  
pp. 2612-2621 ◽  
Author(s):  
Justin K. Scheer ◽  
◽  
Gregory M. Mundis ◽  
Eric Klineberg ◽  
Robert A. Hart ◽  
...  


2019 ◽  
Vol 31 (6) ◽  
pp. 865-872 ◽  
Author(s):  
Michael Y. Wang ◽  
Stacie Tran ◽  
G. Damian Brusko ◽  
Robert Eastlack ◽  
Paul Park ◽  
...  

OBJECTIVEThe past decade has seen major advances in techniques for treating more complex spinal disorders using minimally invasive surgery (MIS). While appealing from the standpoint of patient perioperative outcomes, a major impediment to adoption has been the significant learning curve in utilizing MIS techniques.METHODSData were retrospectively analyzed from a multicenter series of adult spinal deformity surgeries treated at eight tertiary spine care centers in the period from 2008 to 2015. All patients had undergone a less invasive or hybrid approach for a deformity correction satisfying the following inclusion criteria at baseline: coronal Cobb angle ≥ 20°, sagittal vertical axis (SVA) > 5 cm, or pelvic tilt > 20°. Analyzed data included baseline demographic details, severity of deformity, surgical metrics, clinical outcomes (numeric rating scale [NRS] score and Oswestry Disability Index [ODI]), radiographic outcomes, and complications. A minimum follow-up of 2 years was required for study inclusion.RESULTSAcross the 8-year study period, among 222 patients, there was a trend toward treating increasingly morbid patients, with the mean age increasing from 50.7 to 62.4 years (p = 0.013) and the BMI increasing from 25.5 to 31.4 kg/m2 (p = 0.12). There was no statistical difference in the severity of coronal and sagittal deformity treated over the study period. With regard to radiographic changes following surgery, there was an increasing emphasis on sagittal correction and, conversely, less coronal correction. There was no statistically significant difference in clinical outcomes over the 8-year period, and meaningful improvements were seen in all years (ODI range of improvement: 15.0–26.9). Neither were there statistically significant differences in major complications; however, minor complications were seen less often as the surgeons gained experience (p = 0.064). Operative time was decreased on average by 47% over the 8-year period.Trends in surgical practice were seen as well. Total fusion construct length was unchanged until the last year when there was a marked decrease in conjunction with a decrease in interbody levels treated (p = 0.004) while obtaining a higher degree of sagittal correction, suggesting more selective but powerful interbody reduction methods as reflected by an increase in the lateral and anterior column resection techniques being utilized.CONCLUSIONSThe use of minimally invasive methods for adult spinal deformity surgery has evolved over the past decade. Experienced surgeons are treating older and more morbid patients with similar outcomes. A reliance on selective, more powerful interbody approaches is increasing as well.



2017 ◽  
Vol 17 (10) ◽  
pp. S187-S188
Author(s):  
Renaud Lafage ◽  
Frank J. Schwab ◽  
Eric O. Klineberg ◽  
Douglas C. Burton ◽  
Shay Bess ◽  
...  


2020 ◽  
Vol 33 (4) ◽  
pp. 490-495
Author(s):  
Mark Ren ◽  
Barry R. Bryant ◽  
Andrew B. Harris ◽  
Khaled M. Kebaish ◽  
Lee H. Riley ◽  
...  

OBJECTIVEThe objectives of the study were to determine, among patients with adult spinal deformity (ASD), the following: 1) how preoperative opioid use, dose, and duration of use are associated with long-term opioid use and dose; 2) how preoperative opioid use is associated with rates of postoperative use from 6 weeks to 2 years; and 3) how postoperative opioid use at 6 months and 1 year is associated with use at 2 years.METHODSUsing a single-center, longitudinally maintained registry, the authors identified 87 patients who underwent ASD surgery from 2013 to 2017. Fifty-nine patients reported preoperative opioid use (37 high-dose [≥ 90 morphine milligram equivalents daily] and 22 low-dose use). The duration of preoperative use was long-term (≥ 6 months) for 44 patients and short-term for 15. The authors evaluated postoperative opioid use at 6 weeks, 3 months, 6 months, 1 year, and 2 years after surgery. Multivariate logistic regression was used to determine associations of preoperative opioid use, dose, and duration with use at each time point (alpha = 0.05).RESULTSThe following preoperative factors were associated with opioid use 2 years postoperatively: any opioid use (adjusted odds ratio [aOR] 14, 95% CI 2.5–82), high-dose use (aOR 7.3, 95% CI 1.1–48), and long-term use (aOR 17, 95% CI 2.2–123). All patients who reported high-dose opioid use at the 2-year follow-up examination had also reported preoperative opioid use. Preoperative high-dose use (aOR 247, 95% CI 5.8–10,546) but not long-term use (aOR 4.0, 95% CI 0.18–91) was associated with high-dose use at the 2-year follow-up visit. Compared with patients who reported no preoperative use, those who reported preoperative opioid use had higher rates of use at each postoperative time point (from 94% vs 62% at 6 weeks to 54% vs 7.1% at 2 years) (all p < 0.001). Opioid use at 2 years was independently associated with use at 1 year (aOR 33, 95% CI 6.8–261) but not at 6 months (aOR 4.3, 95% CI 0.95–24).CONCLUSIONSPatients’ preoperative opioid use, dose, and duration of use are associated with long-term use after ASD surgery, and a high preoperative dose is also associated with high-dose opioid use at the 2-year follow-up visit. Patients using opioids 1 year after ASD surgery may be at risk for long-term use.



2013 ◽  
Vol 13 (9) ◽  
pp. S156
Author(s):  
Ronald A. Lehman ◽  
Daniel G. Kang ◽  
Lawrence G. Lenke ◽  
Brenda A. Sides


Author(s):  
Shao Qiang Liu ◽  
Wei Chen ◽  
Gui Qing Liang ◽  
Zhong Liao ◽  
Qiang Qi

Abstract Symptomatic spinal epidural haematoma (SSEH) is a rare but serious postoperative complication. This study aimed to assess the prevalence, causes and treatment of SSEH after adult spinal deformity (ASD) surgery. The patients admitted from August 2012 till August 2016 were retrospectively reviewed using case notes. During these four years, 102 patients were admitted with adult spinal deformity, out of which 3 (2.9%) developed post-operative SSEH. The duration between surgery to onset of SSEH was 10-13 hours (average 11.7 hours) post-operatively. Three patients were treated by haematoma evacuation at 8.5-14 hour (average 11.4 hours) after the symptoms appeared. One patient had improved by 2 Frankel grades, and two patients had improved by1 Frankel grade at the last follow-up. The results concluded that post-operative SSEH occurred in 2.9% of ASD patients who underwent corrective spinal procedures. Improvement in neurological deficits can be achieved by early haematoma evacuation. Continuous..... 



2017 ◽  
Vol 17 (10) ◽  
pp. S178
Author(s):  
Bassel G. Diebo ◽  
Joshua D. Lavian ◽  
George Beyer ◽  
Frank A. Segreto ◽  
Patrick J. Mixa ◽  
...  




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