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  • Timothy F Witham

Accuracy of Current Techniques for Placement of Pedicle Screws in the Spine: A Comprehensive Systematic Review and Meta-Analysis of 51,161 Screws

Perdomo-Pantoja, A., Ishida, W., Zygourakis, C., Holmes, C., Iyer, R. R., Cottrill, E., Theodore, N., Witham, T. F. & Lo, S. F. L., Jan 1 2019, In : World neurosurgery.

Research output: Contribution to journalReview article

A mouse model for the study of transplanted bone marrow mesenchymal stem cell survival and proliferation in lumbar spinal fusion

Lina, I. A., Ishida, W., Liauw, J. A., Lo, S. F. L., Elder, B., Perdomo-Pantoja, A., Theodros, D., Witham, T. F. & Holmes, C., Apr 1 2019, In : European Spine Journal. 28, 4, p. 710-718 9 p.

Research output: Contribution to journalArticle

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., 2019, In : Journal of Neurosurgery: Spine. 31, 1, p. 139-146 8 p.

Research output: Contribution to journalArticle

Bone graft options for spinal fusion following resection of spinal column tumors: Systematic review and meta-analysis

Elder, B. D., Ishida, W., Rory Goodwin, C., Bydon, A., Gokaslan, Z. L., Sciubba, D., Wolinsky, J. P. & Witham, T. F., 2017, In : Neurosurgical Focus. 42, 1, E16.

Research output: Contribution to journalArticle

Comment

Witham, T., Jul 1 2017, In : Neurosurgery. 81, 1, 1 p.

Research output: Contribution to journalComment/debate

Comparison Between S2-Alar-Iliac Screw Fixation and Iliac Screw Fixation in Adult Deformity Surgery: Reoperation Rates and Spinopelvic Parameters

Ishida, W., Elder, B. D., Holmes, C., Lo, S., Goodwin, C. R., Kosztowski, T. A., Bydon, A., Gokaslan, Z. L., Wolinsky, J. P., Sciubba, D. & Witham, T. F., Oct 1 2017, In : Global Spine Journal. 7, 7, p. 672-680 9 p.

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. M., Bydon, A., Witham, T. F. & Lo, S. F. L., Jun 1 2019, In : Journal of Neurosurgery: Spine. 30, 6, p. 839-849 11 p.

Research output: Contribution to journalArticle

Educational Program Rankings Are Independently Associated With Residents’ Academic Career Trajectory in Neurological Surgery

Khalafallah, A. M., Jimenez, A. E., Daniels, M., Bydon, A., Cohen, A. R., Tamargo, R. J., Witham, T., Huang, J., Brem, H. & Mukherjee, D., Sep 1 2020, In : Journal of surgical education. 77, 5, p. 1312-1320 9 p.

Research output: Contribution to journalArticle

Effects of Intraoperative Intrawound Antibiotic Administration on Spinal Fusion: A Comparison of Vancomycin and Tobramycin in a Rat Model

Ishida, W., Perdomo-Pantoja, A., Elder, B., Locke, J., Holmes, C., Witham, T. F. & Lo, S. F. L., Oct 2 2019, In : The Journal of bone and joint surgery. American volume. 101, 19, p. 1741-1749 9 p.

Research output: Contribution to journalArticle

Iatrogenic Spondylolisthesis Following Open Lumbar Laminectomy: Case Series and Review of the Literature

Ramhmdani, S., Xia, Y., Xu, R., Kosztowski, T., Sciubba, D., Witham, T. F. & Bydon, A., Jan 1 2018, (Accepted/In press) In : World Neurosurgery.

Research output: Contribution to journalArticle

Investigational growth factors utilized in animal models of spinal fusion: Systematic review

Cottrill, E., Ahmed, A. K., Lessing, N., Pennington, Z., Ishida, W., Perdomo-Pantoja, A., Lo, S. F., Howell, E., Holmes, C., Rory Goodwin, C., Theodore, N., Sciubba, D. M. & Witham, T. F., Apr 1 2019, In : World Journal of Orthopaedics. 10, 4, p. 176-191 16 p.

Research output: Contribution to journalReview article

Open Access

Letter to the Editor “Changes to Neurosurgery Resident Education Since Onset of the COVID-19 Pandemic”

Pennington, Z., Lubelski, D., Khalafallah, A. M., Ehresman, J., Sciubba, D. M., Witham, T. F. & Huang, J., Jul 2020, In : World neurosurgery. 139, p. 734-740 7 p.

Research output: Contribution to journalComment/debate

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., Jul 2020, In : Spine Journal. 20, 7, p. 1154-1158 5 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

Preresidency Publication Number Does Not Predict Academic Career Placement in Neurosurgery

Daniels, M., Garzon-Muvdi, T., Maxwell, R., Tamargo, R. J., Huang, J., Witham, T. F., Bettegowda, C. & Chaichana, K. L., May 1 2017, In : World Neurosurgery. 101, p. 350-356 7 p.

Research output: Contribution to journalArticle

Prognostic Value of Preoperative Nurick Grade and Time with Symptoms in Patients with Cervical Myelopathy and Gait Impairment

De la Garza-Ramos, R., Ramhmdani, S., Kosztowski, T., Xu, R., Yassari, R., Witham, T. F. & Bydon, A., Sep 1 2017, In : World Neurosurgery. 105, p. 314-320 7 p.

Research output: Contribution to journalArticle

Propionibacterium acnes biofilm is present in intervertebral discs of patients undergoing microdiscectomy

Capoor, M. N., Ruzicka, F., Schmitz, J. E., James, G. A., Machackova, T., Jancalek, R., Smrcka, M., Lipina, R., Ahmed, F. S., Alamin, T. F., Anand, N., Baird, J. C., Bhatia, N., Demir-Deviren, S., Eastlack, R. K., Fisher, S., Garfin, S. R., Gogia, J. S., Gokaslan, Z. L., Kuo, C. C. & 15 others, Lee, Y. P., Mavrommatis, K., Michu, E., Noskova, H., Raz, A., Sana, J., Shamie, A. N., Stewart, P. S., Stonemetz, J. L., Wang, J. C., Witham, T. F., Coscia, M. F., Birkenmaier, C., Fischetti, V. A. & Slaby, O., Mar 2017, In : PloS one. 12, 4, e0174518.

Research output: Contribution to journalArticle

Risk factors for wound-related reoperations in patients with metastatic spine tumor

Carl, H. M., Karim Ahmed, A., Abu-Bonsrah, N., De La Garza Ramos, R., Sankey, E. W., Pennington, Z., Bydon, A., Witham, T. F., Wolinsky, J. P., Gokaslan, Z. L., Sacks, J. M., Rory Goodwin, C. & Sciubba, D. M., Jun 1 2018, In : Journal of Neurosurgery: Spine. 28, 6, p. 663-668 6 p.

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. M., Bydon, A., Witham, T. F. & Lo, S. F. L., May 1 2019, In : Clinical Spine Surgery. 32, 4, p. E200-E205

Research output: Contribution to journalArticle

Scoring System to Triage Patients for Spine Surgery in the Setting of Limited Resources: Application to the Coronavirus Disease 2019 (COVID-19) Pandemic and Beyond

Sciubba, D. M., Ehresman, J., Pennington, Z., Lubelski, D., Feghali, J., Bydon, A., Chou, D., Elder, B. D., Elsamadicy, A. A., Goodwin, C. R., Goodwin, M. L., Harrop, J., Klineberg, E. O., Laufer, I., Lo, S. F. L., Neuman, B. J., Passias, P. G., Protopsaltis, T., Shin, J. H., Theodore, N. & 2 others, Witham, T. F. & Benzel, E. C., Aug 2020, In : World neurosurgery. 140, p. e373-e380

Research output: Contribution to journalArticle

Open Access

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., 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

SpineCloud: Image analytics for predictive modeling of spine surgery outcomes

De Silva, T., Vedula, S. S., Perdomo-Pantoja, A., Vijayan, R., Doerr, S. A., Uneri, A., Han, R., Ketcha, M. D., Skolasky, R., Witham, T., Theodore, N., Siewerdsen, J. H., Siewerdsen, J. H. & Siewerdsen, J. H., May 1 2020, In : Journal of Medical Imaging. 7, 3, 031502.

Research output: Contribution to journalArticle

SpineCloud: Image analytics for predictive modeling of spine surgery outcomes

De Silva, T., Vedula, S. S., Perdomo-Pantoja, A., Vijayan, R., Doerr, S. A., Uneri, A., Han, R., Ketcha, M. D., Skolasky, R. L., Caffo, B., Hager, G., Witham, T., Theodore, N. & Siewerdsen, J. H., 2020, Medical Imaging 2020: Image-Guided Procedures, Robotic Interventions, and Modeling. Fei, B. & Linte, C. A. (eds.). SPIE, 113151O. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 11315).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Synovial Cyst as a Marker for Lumbar Instability: A Systematic Review and Meta-Analysis

Ramhmdani, S., Ishida, W., Perdomo-Pantoja, A., Witham, T. F., Lo, S. & Bydon, A., Jan 1 2018, (Accepted/In press) In : World Neurosurgery.

Research output: Contribution to journalArticle

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

Cottrill, E., Pennington, Z., Lankipalle, N., Ehresman, J., Valencia, C., Schilling, A., Feghali, J., Perdomo-Pantoja, A., Theodore, N., Sciubba, D. M. & Witham, T., Aug 2020, In : Journal of Clinical Neuroscience. 78, p. 34-46 13 p.

Research output: Contribution to journalReview article

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., 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 preoperative diagnosis on the incidence of adjacent segment disease after lumbar fusion

De La Garza-Ramos, R., Kerezoudis, P., Sciubba, D., Bydon, A., Witham, T. F. & Bydon, M., Feb 1 2018, In : Journal of Neurosurgical Sciences. 62, 1, p. 4-9 6 p.

Research output: Contribution to journalArticle

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

The Effect of Smoking Status on Successful Arthrodesis After Lumbar Instrumentation Supplemented with rhBMP-2

Macki, M., Syeda, S., Rajjoub, K. R., Kerezoudis, P., Bydon, A., Wolinsky, J. P., Witham, T. F., Sciubba, D., Bydon, M. & Gokaslan, Z., Jan 1 2017, In : World Neurosurgery. 97, p. 459-464 6 p.

Research output: Contribution to journalArticle

The Effects of High-Dose Parathyroid Hormone Treatment on Fusion Outcomes in a Rabbit Model of Posterolateral Lumbar Spinal Fusion Alone and in Combination with Bone Morphogenetic Protein 2 Treatment

Holmes, C. A., Ishida, W., Elder, B. D., Lo, S., Chen, Y. A., Kim, E., Locke, J., Taylor, M. & Witham, T. F., Jan 1 2018, (Accepted/In press) In : World Neurosurgery.

Research output: Contribution to journalArticle

The epidemiology of spinal tuberculosis in the United States: an analysis of 2002-2011 data

De la Garza Ramos, R., Goodwin, C. R., Abu-Bonsrah, N., Bydon, A., Witham, T. F., Wolinsky, J. P. & Sciubba, D., Apr 1 2017, In : Journal of neurosurgery. Spine. 26, 4, p. 507-512 6 p.

Research output: Contribution to journalArticle

The incidence of adjacent segment disease after lumbar discectomy: A study of 751 patients

Bydon, M., Macki, M., Kerezoudis, P., Sciubba, D., Wolinsky, J. P., Witham, T. F., Gokaslan, Z. L. & Bydon, A., Jan 1 2017, In : Journal of Clinical Neuroscience. 35, p. 42-46 5 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., 2020, In : Journal of Neurosurgery: Spine. 32, 2, p. 191-199 9 p.

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., Theodore, N., Gokaslan, Z. L., Sciubba, D. M., Witham, T. F., Bydon, A., Wolinsky, J. P. & Lo, S. F. L., Jan 1 2018, (Accepted/In press) In : World Neurosurgery.

Research output: Contribution to journalArticle

Vertebral Bone Quality Score and Postoperative Lumbar Lordosis Associated with Need for Reoperation After Lumbar Fusion

Ehresman, J., Ahmed, A. K., Lubelski, D., Schilling, A., Pennington, Z., Cottrill, E., McCracken, J., Khan, M., Witham, T. & Sciubba, D. M., Aug 2020, In : World neurosurgery. 140, p. e247-e252

Research output: Contribution to journalArticle