Nicholas Theodore

Professor

19962020

Research output per year

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2020

Assessment of a Triage Protocol for Emergent Neurosurgical Cases at a Single Institution

Ehresman, J., Ahmed, A. K., Lubelski, D., Pennington, Z., Jiang, B., Zygourakis, C., Cottrill, E. & Theodore, N., Jan 1 2020, (Accepted/In press) In : World neurosurgery.

Research output: Contribution to journalArticle

Pedicled, vascularized occipital bone graft to supplement atlantoaxial arthrodesis for the treatment of pseudoarthrosis

Reece, E. M., Vedantam, A., Lee, S., Bhadkamkar, M., Kaufman, M., Bohl, M. A., Chang, S. W., Porter, R. W., Theodore, N., Kakarla, U. K. & Ropper, A. E., Apr 2020, In : Journal of Clinical Neuroscience. 74, p. 205-209 5 p.

Research output: Contribution to journalArticle

Prediction calculator for nonroutine discharge and length of stay after spine surgery

Lubelski, D., Ehresman, J., Feghali, J., Tanenbaum, J., Bydon, A., Theodore, N., Witham, T. & Sciubba, D. M., Jan 1 2020, (Accepted/In press) In : Spine Journal.

Research output: Contribution to journalArticle

Robot-Assisted versus Freehand Instrumentation in Short-Segment Lumbar Fusion: Experience with Real-Time Image-Guided Spinal Robot

Jiang, B., Pennington, Z., Azad, T., Liu, A., Ahmed, A. K., Zygourakis, C. C., Westbroek, E. M., Zhu, A., Cottrill, E. & Theodore, N., Apr 2020, In : World neurosurgery. 136, p. e635-e645

Research output: Contribution to journalArticle

Spinal cord float back is not an independent predictor of postoperative C5 palsy in patients undergoing posterior cervical decompression

Pennington, Z., Lubelski, D., Westbroek, E. M., Cottrill, E., Ehresman, J., Goodwin, M. L., Lo, S. F., Witham, T. F., Theodore, N., Bydon, A. & Sciubba, D. M., Feb 2020, In : Spine Journal. 20, 2, p. 266-275 10 p.

Research output: Contribution to journalArticle

The effect of electrical stimulation therapies on spinal fusion: A cross-disciplinary systematic review and meta-analysis of the preclinical and clinical data

Cottrill, E., Pennington, Z., Ahmed, A. K., Lubelski, D., Goodwin, M. L., Perdomo-Pantoja, A., Westbroek, E. M., Theodore, N., Witham, T. & Sciubba, D., Jan 1 2020, In : Journal of Neurosurgery: Spine. 32, 1, p. 106-126 21 p.

Research output: Contribution to journalArticle

Open Access

The effect of renin-angiotensin system blockers on spinal cord dysfunction and imaging features of spinal cord compression in patients with symptomatic cervical spondylosis

Perdomo-Pantoja, A., Chara, A., Kalb, S., Casaos, J., Ahmed, A. K., Pennington, Z., Cottrill, E., Shah, S., Jiang, B., Manbachi, A., Zygourakis, C., Witham, T. F. & Theodore, N., Apr 2020, In : Spine Journal. 20, 4, p. 519-529 11 p.

Research output: Contribution to journalArticle

Time to recovery predicted by the severity of postoperative C5 palsy

Pennington, Z., Lubelski, D., Westbroek, E. M., Ahmed, A. K., Ehresman, J., Goodwin, M. L., Lo, S. F., Witham, T. F., Bydon, A., Theodore, N. & Sciubba, D. M., Jan 1 2020, In : Journal of Neurosurgery: Spine. 32, 2, p. 191-199 9 p.

Research output: Contribution to journalArticle

Utility of Posterior Longitudinal Ligament Resection During Anterior Cervical Decompression for Radiculopathy

Lubelski, D., Ramhmdani, S., Pennington, Z., Theodore, N. & Bydon, A., May 2020, In : World neurosurgery. 137, p. e425-e429

Research output: Contribution to journalArticle

2019

A retrospective cohort analysis of the effects of renin-angiotensin system inhibitors on spinal fusion in ACDF patients

Perdomo-Pantoja, A., Shamoun, F., Holmes, C., Ishida, W., Ramhmdani, S., Cottrill, E., Bydon, A., Lo, S. F. L., Theodore, N. & Witham, T. F., Aug 2019, In : Spine Journal. 19, 8, p. 1354-1361 8 p.

Research output: Contribution to journalArticle

Augmented reality-assisted pedicle screw insertion: A cadaveric proof-of-concept study

Molina, C. A., Theodore, N., Karim Ahmed, A., Westbroek, E. M., Mirovsky, Y., Harel, R., Orru, E., Khan, M., Witham, T. & Sciubba, D. M., Jan 1 2019, In : Journal of Neurosurgery: Spine. 31, 1, p. 139-146 8 p.

Research output: Contribution to journalArticle

Automatic pedicle screw planning using atlas-based registration of anatomy and reference trajectories

Vijayan, R., De Silva, T., Han, R., Zhang, X., Uneri, A., Doerr, S., Ketcha, M., Perdomo-Pantoja, A., Theodore, N. & Siewerdsen, J. H., Aug 21 2019, In : Physics in medicine and biology. 64, 16, 165020.

Research output: Contribution to journalArticle

Biomechanical Effects of an Oblique Lumbar PEEK Cage and Posterior Augmentation

Soriano-Baron, H., Newcomb, A. G. U. S., Malhotra, D., Martinez del Campo, E., Palma, A. E., Theodore, N., Crawford, N. R., Kelly, B. P. & Kaibara, T., Jan 1 2019, In : World neurosurgery.

Research output: Contribution to journalArticle

Biomechanical Evaluation of Cervicothoracic Junction Fusion Constructs

Godzik, J., Dalton, J. F., Martinez-del-Campo, E., Newcomb, A. G. U. S., Dominguez, F., Reyes, P. M., Theodore, N., Kelly, B. P. & Crawford, N. R., Jan 1 2019, (Accepted/In press) In : World Neurosurgery.

Research output: Contribution to journalArticle

Diagnostic and therapeutic values of intraoperative electrophysiological neuromonitoring during resection of intradural extramedullary spinal tumors: A single-center retrospective cohort and meta-analysis

Ishida, W., Casaos, J., Chandra, A., D’Sa, A., Ramhmdani, S., Perdomo-Pantoja, A., Theodore, N., Jallo, G., Gokaslan, Z. L., Wolinsky, J. P., Sciubba, D., Bydon, A., Witham, T. F. & Lo, S., Jun 1 2019, In : Journal of Neurosurgery: Spine. 30, 6, p. 839-849 11 p.

Research output: Contribution to journalArticle

Ensuring navigation integrity using robotics in spine surgery

Crawford, N., Johnson, N. & Theodore, N., Jan 1 2019, In : Journal of Robotic Surgery.

Research output: Contribution to journalArticle

First spine surgery utilizing real-time image-guided robotic assistance

Ahmed, A. K., Zygourakis, C. C., Kalb, S., Zhu, A. M., Molina, C. A., Jiang, B., Blitz, A. M., Bydon, A., Crawford, N. R. & Theodore, N., Jan 1 2019, In : Computer Assisted Surgery.

Research output: Contribution to journalArticle

Open Access

Genetic Predisposition to Symptomatic Lumbar Disk Herniation in Pediatric and Young Adult Patients

Theodore, N., Ahmed, A. K., Fulton, T., Mousses, S., Yoo, C., Goodwin, C. R., Danielson, J., Sciubba, D., Giers, M. B. & Kalani, M. Y. S., Jun 1 2019, In : Spine. 44, 11, p. E640-E649

Research output: Contribution to journalArticle

Healing of type II odontoid fracture without surgery in an octogenarian — Case report and literature review

Azad, T. D., Jiang, B., Zhu, A. M. & Theodore, N., Jan 1 2019, In : Journal of Clinical Neuroscience.

Research output: Contribution to journalArticle

Horner Syndrome After Anterior Cervical Discectomy and Fusion: Case Series and Systematic Review

Lubelski, D., Pennington, Z., Sciubba, D. M., Theodore, N. & Bydon, A., Jan 1 2019, (Accepted/In press) In : World neurosurgery.

Research output: Contribution to journalArticle

Known-component metal artifact reduction (KC-MAR) for cone-beam CT

Uneri, A., Zhang, X., Yi, T., Stayman, J. W., Helm, P. A., Osgood, G. M., Theodore, N. & Siewerdsen, J. H., Aug 21 2019, In : Physics in medicine and biology. 64, 16, 165021.

Research output: Contribution to journalArticle

Minimally Invasive Single-Position Lateral Interbody Fusion With Robotic Bilateral Percutaneous Pedicle Screw Fixation: 2-Dimensional Operative Video

Walker, C. T., Godzik, J., Xu, D. S., Theodore, N., Uribe, J. S. & Chang, S. W., Apr 1 2019, In : Operative neurosurgery (Hagerstown, Md.). 16, 4, p. E121

Research output: Contribution to journalArticle

Open Access

Operative Management of Idiopathic Spinal Cord Herniation: Case Series and Novel Technique for Repair of Recurrent Herniation

Hlubek, R. J., Xu, D. S., Mulholland, C. B., Gilson, J., Theodore, N., Turner, J. D. & Kakarla, U. K., Apr 1 2019, In : Operative neurosurgery (Hagerstown, Md.). 16, 4, p. 415-423 9 p.

Research output: Contribution to journalArticle

Preoperative Clinical and Radiographic Variables Predict Postoperative C5 Palsy

Pennington, Z., Lubelski, D., D'Sa, A., Westbroek, E., Ahmed, A. K., Goodwin, M., Witham, T. F., Bydon, A., Theodore, N. & Sciubba, D., Jan 1 2019, In : World neurosurgery.

Research output: Contribution to journalArticle

Safety profile of lumbosacropelvic fixation in patients aged 60 years or older: Comparison between s2-alar-iliac screws and conventional iliac screws

Ishida, W., Ramhmdani, S., Casaos, J., Perdomo-Pantoja, A., Elder, B. D., Theodore, N., Gokaslan, Z. L., Wolinsky, J. P., Sciubba, D., Bydon, A., Witham, T. F. & Lo, S., Jan 1 2019, In : Clinical Spine Surgery.

Research output: Contribution to journalArticle

Unusual Cause of Trigeminal Neuralgia: First Report of Intracranial Migration of Spinal Cord Stimulator

Young, R., Jiang, B. & Theodore, N., Aug 1 2019, In : World neurosurgery. 128, p. 47-49 3 p.

Research output: Contribution to journalArticle

2018

Anatomic Basis for Minimally Invasive Resection of Intradural Extramedullary Lesions in Thoracic Spine

Tumialán, L. M., Theodore, N., Narayanan, M., Marciano, F. F. & Nakaji, P., Jan 1 2018, In : World Neurosurgery. 109, p. e770-e777

Research output: Contribution to journalArticle

Biomechanical Analysis of an Expandable Lumbar Interbody Spacer

Soriano-Baron, H., Newcomb, A. G. U. S., Malhotra, D., Palma, A. E., Martinez-del-Campo, E., Crawford, N. R., Theodore, N., Kelly, B. P. & Kaibara, T., Jan 1 2018, (Accepted/In press) In : World Neurosurgery.

Research output: Contribution to journalArticle

Circumferential dural resection technique and reconstruction for the removal of giant calcified transdural herniated thoracic discs

Walker, C. T., Kalani, M. Y. S., Oppenlander, M. E., Godzik, J., Martirosyan, N. L., Standerfer, R. J. & Theodore, N., Feb 1 2018, In : Journal of Neurosurgery: Spine. 28, 2, p. 167-172 6 p.

Research output: Contribution to journalArticle

Computed tomography angiography as a confirmatory test for the diagnosis of brain death

Garrett, M. P., Williamson, R. W., Bohl, M. A., Bird, C. R. & Theodore, N., Feb 1 2018, In : Journal of Neurosurgery. 128, 2, p. 639-644 6 p.

Research output: Contribution to journalArticle

Facet Joint Fixation and Anterior, Direct Lateral, and Transforaminal Lumbar Interbody Fusions for Treatment of Degenerative Lumbar Disc Diseases: Retrospective Cohort Study of a New Minimally Invasive Technique

Belykh, E., Kalinin, A. A., Martirosyan, N. L., Kerimbayev, T., Theodore, N., Preul, M. C. & Byvaltsev, V. A., Jan 1 2018, (Accepted/In press) In : World Neurosurgery.

Research output: Contribution to journalArticle

Image quality and dose characteristics for an O-arm intraoperative imaging system with model-based image reconstruction

Uneri, A., Zhang, X., Yi, T., Stayman, J. W., Helm, P. A., Theodore, N. & Siewerdsen, J. H., Jan 1 2018, (Accepted/In press) In : Medical Physics.

Research output: Contribution to journalArticle

Immediate improvement of intraoperative monitoring signals following CSF release for cervical spine stenosis: Case report

Pennington, Z., Zygourakis, C., Ahmed, A. K., Kalb, S., Zhu, A. & Theodore, N., Jan 1 2018, (Accepted/In press) In : Journal of Clinical Neuroscience.

Research output: Contribution to journalArticle

Internal decompression of the acutely contused spinal cord: Differential effects of irrigation only versus biodegradable scaffold implantation

Guest, J. D., Moore, S. W., Aimetti, A. A., Kutikov, A. B., Santamaria, A. J., Hofstetter, C. P., Ropper, A. E., Theodore, N., Ulich, T. R. & Layer, R. T., Dec 1 2018, In : Biomaterials. 185, p. 284-300 17 p.

Research output: Contribution to journalArticle

Introduction: The rise of the robots in spinal surgery

Theodore, N., Arnold, P. M. & Mehta, A. I., Jul 1 2018, In : Neurosurgical focus. 45, 7.

Research output: Contribution to journalArticle

Open Access

Misplacement of Stent Into Epidural Venous Plexus With Resultant Cauda Equina Syndrome and Open Surgical Treatment: A Case Report

Whiting, B. B., Mulholland, C. B., Daniels, L., Kakarla, U. K., Theodore, N. & Snyder, L. A., Sep 1 2018, In : Operative neurosurgery (Hagerstown, Md.). 15, 3, p. E23-E26

Research output: Contribution to journalArticle

Pedicle screw accuracy assessment in ExcelsiusGPS® robotic spine surgery: Evaluation of deviation from pre-planned trajectory

Jiang, B., Karim Ahmed, A., Zygourakis, C. C., Kalb, S., Zhu, A. M., Godzik, J., Molina, C. A., Blitz, A. M., Bydon, A., Crawford, N. & Theodore, N., Sep 3 2018, In : Chinese Neurosurgical Journal. 4, 1, 23.

Research output: Contribution to journalArticle

Open Access

Posterior Reversible Encephalopathic Syndrome in the Setting of Induced Elevated Mean Arterial Pressure in Patients with Spinal Cord Injury

Whiting, A. C., Fanarjian, M. P., Hlubek, R. J., Godzik, J., Kumar Kakarla, U. & Theodore, N., Jul 1 2018, In : Clinical Neurosurgery. 83, 1, p. E16-E20

Research output: Contribution to journalArticle

Technique: Open lumbar decompression and fusion with the Excelsius GPS robot

Zygourakis, C. C., Ahmed, A. K., Kalb, S., Zhu, A. M., Bydon, A., Crawford, N. R. & Theodore, N., Jul 1 2018, In : Neurosurgical focus. 45, 18123.

Research output: Contribution to journalArticle

Open Access

The History of Robotics in Spine Surgery

Theodore, N. & Ahmed, A. K., Apr 1 2018, In : Spine. 43, 7S, p. S23

Research output: Contribution to journalArticle

Use of Recombinant Human Bone Morphogenetic Protein-2 at the C1-C2 Lateral Articulation without Posterior Structural Bone Graft in Posterior Atlantoaxial Fusion in Adult Patients

Ishida, W., Ramhmdani, S., Xia, Y., Kosztowski, T. A., Xu, R., Choi, J., De la Garza Ramos, R., Elder, B. D., Theodore, N., Gokaslan, Z. L., Sciubba, D., Witham, T. F., Bydon, A., Wolinsky, J. P. & Lo, S., Jan 1 2018, (Accepted/In press) In : World Neurosurgery.

Research output: Contribution to journalArticle

2017

Biomechanical and Endplate Effects on Nutrient Transport in the Intervertebral Disc

Giers, M. B., Munter, B. T., Eyster, K. J., Ide, G. D., Newcomb, A. G. U. S., Lehrman, J. N., Belykh, E., Byvaltsev, V. A., Kelly, B. P., Preul, M. C. & Theodore, N., Mar 1 2017, In : World Neurosurgery. 99, p. e39

Research output: Contribution to journalArticle

In Reply: Occipitocervical fixation: A single surgeonʼs experience with 120 patients

Theodore, N., Apr 11 2017, (Accepted/In press) In : Neurosurgery.

Research output: Contribution to journalArticle

Mathematical model of bone morphogenetic proteins’ influence on intervertebral disc cell proliferation in vitro

Bardonova, L. A., Belykh, E. G., Byvaltsev, V. A., Theodore, N., Preul, M. C. & Giers, M. B., 2017, In : New Armenian Medical Journal. 11, 1, p. 55-60 6 p.

Research output: Contribution to journalArticle

New Clinical-Pathological Classification of Intraspinal Injury Following Traumatic Acute Complete Thoracic Spinal Cord Injury: Postdurotomy/Myelotomy Observations from the INSPIRE Trial

Layer, R. T., Ulich, T. R., Coric, D., Arnold, P. M., Guest, J. D., Heary, R. H., Hsieh, P. C., Jenkins, A. L., Kim, K. D., Lee, K. S., Masuoka, L. K., Neff, K. M., Ray, W. Z., Theodore, N. & Fehlings, M. G., Sep 1 2017, In : Clinical Neurosurgery. 64, CN, p. 105-109 5 p.

Research output: Contribution to journalArticle

Spinal Coccidioidomycosis: A Current Review of Diagnosis and Management

Martinez-del-Campo, E., Kalb, S., Rangel-Castilla, L., Moon, K., Moran, A., Gonzalez, O., Soriano-Baron, H. & Theodore, N., Dec 1 2017, In : World Neurosurgery. 108, p. 69-75 7 p.

Research output: Contribution to journalArticle

Starting a Medical Technology Venture as a Young Academic Innovator or Student Entrepreneur

Manbachi, A., Kreamer-Tonin, K., Walch, P., Gamo, N., Khoshakhlagh, P., Zhang, Y. S., Montague, C., Acharya, S., Logsdon, E. A., Allen, R. H., Durr, N. J., Luciano, M. G., Theodore, N., Brem, H. & Yazdi, Y., Oct 10 2017, (Accepted/In press) In : Annals of Biomedical Engineering. p. 1-13 13 p.

Research output: Contribution to journalArticle