Anterior transarticular screw fixation for atlantoaxial arthrodesis: A report of two cases by C S Carrier, A A Sama, F P Girardi, D R Lebl

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Variables associated with surgeons’ expectations of lumbar surgery on patients’ reported outcomes of 2-years by R. Duculan, C.A. Mancuso, F.P. Cammisa, A.A. Sama, A.P. Hughes, D.R. Lebl, F.P. Girardi

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Navigation of Pedicle Screws with Augmented Reality versus Robotic-assisted Surgery by F.C.S. Altorfer, M. Kelly, F. Avrumova, M. Burkhard, J. Zhu, F. Abel, F.P. Cammisa, A.A. Sama, D.R. Lebl

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Previous hip or knee arthroplasty is associated with less favorable patient-reported outcomes of lumbar surgery by R. Duculan, J. Hambrecht, C.A. Mancuso, F.P. Cammisa, A.A. Sama, A.P. Hughes, D.R. Lebl, F.P. Girardi

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Quantitative assessment of cervical disc degeneration using the disc signal intensity index by K. Tsuchiya, I. Okano, A.E. Guven, P. Köhli, J. Hambrecht, G. Evangelisti, E. Chiapparelli, M. Burkhard, J. Shue, F.P. Cammisa, F.P. Girardi, A.A. Sama, A.P. Hughes

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Relationship between multifidus muscle atrophy and lumbar foraminal stenosis – A retrospective cross-sectional study by A.E. Guven, L. Schonnagel, E. Chiapparelli, G. Camino Willhuber, J. Zhu, T. Caffard, A. Arzani, K. Amoroso, J. Shue, A.A. Sama, F.P. Cammisa, F.P. Girardi, A.P. Hughes

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Influence of metabolic bone status and nutritional status on patient reported outcomes: A prospective study of lumbar spinal fusion patients with 12-month follow-up by H. Haffer, G. Camino-Willhuber, T. Khakzad, L. Schönnagel, M. Müllner, E. Chiapparelli, T. Caffard, J. Zhu, J. Shue, M. Pumberger, F.P. Girardi, A.A. Sama, F.P. Cammisa, A.P. Hughes

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Risk factors for lumbar disc degeneration: A comprehensive analysis using disc signal intensity index (DSI2) by K. Tsuchiya, I. Okano, A.E. Guven, P. Köhli, G. Evangelisti, J. Hambrecht, E. Chiapparelli, M. Burkhard, Y. Dodo, J. Shue, F.P. Girardi, F.P. Cammisa, A.A. Sama, A.P. Hughes

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Relationship between posterior paraspinal muscle fat infiltration and early conversion to lumbar spinal fusion following decompression surgery by E. Chiapparelli, T. Caffard, S. Medina, J. Zhu, K. Amoroso, A.E. Guven, G. Evangelisti, J. Hambrecht, P. KÖHli, K. Tsuchiya, J. Shue, A.A. Sama, F.P. Cammisa, F.P. Girardi, A.P. Hughes

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Seasonal variation of vitamin d and PTH levels and bone resorption marker bap in patients undergoing lumbar fusion surgery by P. Köhli, J. Hambrecht, J. Zhu, E. Chiapparelli, L. Schonnagel, A.E. Guven, G. Evangelisti, K. Amoroso, J. Shue, K. Tsuchiya, M. Burkhard, A.A. Sama, F.P. Girardi, F.P. Cammisa, A.P. Hughes

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Disaggregated Oswestry Disability Index: What is the most predictive subsection for patient satisfaction after lumbar surgery for degenerative lumbar spondylolisthesis? by J. Hambrecht, P. KÖHli, R. Duculan, R. Lan, A.E. Guven, G. Evangelisti, E. Chiapparelli, M. Burkhard, K. Tsuchiya, J. Shue, F.P. Cammisa, F.P. Girardi, A.A. Sama, C.A. Mancuso, A.P. Hughes

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Endplate degeneration and intervertebral vacuum phenomenon are positively correlated. A retrospective study in patients undergoing lumbar fusion surgery by G. Camino Willhuber, L. Schonnagel, E. Chiapparelli, G. Evangelisti, K. Amoroso, P. Köhli, A.E. Guven, T. Caffard, J. Shue, G. Sokunbi, Z. William, M. Bendersky, F.P. Girardi, A.A. Sama, F.P. Cammisa, A.P. Hughes

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Seasonal variations of preoperative vitamin D deficiency and secondary hyperparathyroidism before lumbar fusion surgery by P. Köhli, J. Hambrecht, J. Zhu, E. Chiapparelli, A.E. Guven, K. Tsuchiya, E. Otto, L. Schönnagel, D. Jahn, J. Shue, M. Burkhard, M. Pumberger, A.A. Sama, F.P. Girardi, F.P. Cammisa, A.P. Hughes

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The disaggregation of the Oswestry Disability Index in patients undergoing lumbar surgery for degenerative lumbar spondylolisthesis by J. Hambrecht, P. Köhli, E. Chiapparelli, K. Amoroso, R. Lan, A.E. Guven, G. Evangelisti, M. Burkhard, K. Tsuchiya, R. Duculan, J. Shue, A.A. Sama, F.P. Cammisa, F.P. Girardi, C.A. Mancuso, A.P. Hughes

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The impact of prior arthroplasty on Oswestry Disability Index two years after lumbar surgery by J. Hambrecht, P. Köhli, E. Chiapparelli, K. Amoroso, J. Zhu, A.E. Guven, G. Evangelisti, M. Burkhard, K. Tsuchiya, R. Duculan, J. Shue, A.A. Sama, F.P. Cammisa, F.P. Girardi, C.A. Mancuso, A.P. Hughes

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Should age cutoffs for bone quality screening be lower for patients undergoing lumbar fusion surgery? by P. Köhli, J. Hambrecht, J. Zhu, E. Chiapparelli, L. Schönnagel, A.E. Guven, R. Duculan, G. Evangelisti, J. Shue, K. Tsuchiya, M. Burkhard, M. Pumberger, C. Mancuso, A.A. Sama, F.P. Girardi, F.P. Cammisa, A.P. Hughes

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What are we missing? undetected low bone mineral density prior to lumbar fusion surgery by P. Köhli, J. Hambrecht, J. Zhu, E. Chiapparelli, L. Schönnagel, A.E. Guven, R. Duculan, E. Otto, A. Kienzle, G. Evangelisti, J. Shue, K. Tsuchiya, M. Burkhard, C. Mancuso, A.A. Sama, F.P. Girardi, F.P. Cammisa, A.P. Hughes

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Association between paraspinal muscle degeneration and degenerative lumbar spondylolisthesis by P. Köhli, L. Schonnagel, J. Hambrecht, J. Zhu, E. Chiapparelli, A.E. Guven, G. Evangelisti, K. Amoroso, R. Duculan, J. Shue, K. Tsuchiya, M. Burkhard, C.A. Mancuso, A.A. Sama, F.P. Girardi, F.P. Cammisa, A.P. Hughes

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What are we missing? Undetected osteoporosis in lumbar fusion surgery patients by P. Köhli, J. Hambrecht, J. Zhu, E. Chiapparelli, L. Schonnagel, A.E. Guven, G. Evangelisti, K. Amoroso, J. Shue, K. Tsuchiya, R. Duculan, M. Burkhard, C.A. Mancuso, A.A. Sama, F.P. Girardi, F.P. Cammisa, A.P. Hughes

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How much improvement in Oswestry Disability Index is necessary to make your patient satisfied after lumbar surgery? by J. Hambrecht, P. Köhli, E. Chiapparelli, K. Amoroso, J. Zhu, R. Lan, A.E. Guven, G. Evangelisti, M. Burkhard, K. Tsuchiya, R. Duculan, J. Shue, A.A. Sama, F.P. Cammisa, F.P. Girardi, C.A. Mancuso, A.P. Hughes

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