Zachary Pennington

Papers authored by Zachary Pennington

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2020 Timothy F. Witham, Ethan Cottrill, Zach Pennington

Editorial. Is preoperative bone health assessment and optimization in spine surgery a good idea?

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Ethan Cottrill, Julianna Lazzari, Zach Pennington

, Jeff Ehresman, Andrew Schilling, Naomi Dirckx

, Nicholas Theodore, Daniel Sciubba, Timothy Witham

Oxysterols as promising small molecules for bone tissue engineering: Systematic review

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Zach Pennington

, Daniel Lubelski

, Adham M. Khalafallah

, Jeff Ehresman

, Daniel M. Sciubba

, Timothy F. Witham, Judy Huang

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

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Hesham Mostafa Zakaria, Brandon Michael Wilkinson, Zach Pennington

, Yamaan S. Saadeh, Darryl Lau, Ankush Chandra, A. Karim Ahmed, Mohamed Macki, Sharath Kumar Anand, Mohamed A. Abouelleil, Jibran A. Fateh, Jonathan W. Rick, Ramin A. Morshed, Hansen Deng, Kai-Yuan Chen and 7 other authors

Sarcopenia as a Prognostic Factor for 90-Day and Overall Mortality in Patients Undergoing Spine Surgery for Metastatic Tumors: A Multicenter Retrospective Cohort Study

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A. Karim Ahmed

, Elizabeth P. Howell

, Stephen Harward, Eric W. Sankey, Jeffrey Ehresman, Andrew Schilling, Timothy Wang, Zachary Pennington

, Linda Gray, Daniel M. Sciubba, C. Rory Goodwin

Split cord malformation in adults: Literature review and classification

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Zach Pennington

, Jeff Ehresman, Camilo A. Molina, Andrew Schilling, James Feghali, Sakibul Huq, Ravi Medikonda, A. Karim Ahmed, Ethan Cottrill, Daniel Lubelski, Steven M. Frank, Daniel M. Sciubba

A novel predictive model of intraoperative blood loss in patients undergoing elective lumbar surgery for degenerative pathologies

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Zach Pennington

, Thomas T. Bomberger, Daniel Lubelski

, Edward C. Benzel, Michael P. Steinmetz, Thomas E. Mroz

Preoperative Hyponatremia and Perioperative Complications in Cervical Spinal Fusion

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Zach Pennington

, Thomas T. Bomberger, Daniel Lubelski, Edward C. Benzel, Michael P. Steinmetz, Thomas E. Mroz

Associations Between Preoperative Hyponatremia and 30-Day Perioperative Complications in Lumbar Interbody Spinal Fusion

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Jeff Ehresman, Zach Pennington

, Aditya V. Karhade, Sakibul Huq, Ravi Medikonda, Andrew Schilling, James Feghali, Andrew Hersh, A. Karim Ahmed, Ethan Cottrill, Daniel Lubelski, Erick M. Westbroek, Joseph H. Schwab, Daniel M. Sciubba

Incidental durotomy: predictive risk model and external validation of natural language process identification algorithm

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Daniel Lubelski

, Seba Ramhmdani

, Zach Pennington

, Nicholas Theodore

, Ali Bydon

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

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Bowen Jiang, Zach Pennington

, Alex Zhu, Stavros Matsoukas, A. Karim Ahmed, Jeff Ehresman, Smruti Mahapatra, Ethan Cottrill, Hailey Sheppell, Amir Manbachi, Neil Crawford, Nicholas Theodore

Three-dimensional assessment of robot-assisted pedicle screw placement accuracy and instrumentation reliability based on a preplanned trajectory

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Daniel M. Sciubba

, Jeff Ehresman

, Zach Pennington

, Daniel Lubelski

, James Feghali

, Ali Bydon

, Dean Chou, Benjamin D. Elder

, Aladine A. Elsamadicy, C. Rory Goodwin

, Matthew L. Goodwin, James Harrop

, Eric O. Klineberg, Ilya Laufer, Sheng-Fu L. Lo and 7 other authors

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

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Jeff Ehresman

, A. Karim Ahmed

, Daniel Lubelski

, Andrew Schilling

, Zach Pennington

, Ethan Cottrill

, Julie McCracken, Majid Khan

, Timothy Witham, Daniel M. Sciubba

Vertebral bone quality score and postoperative lumbar lordosis associated with need for reoperation after lumbar fusion

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Jeff Ehresman, Andrew Schilling, Xinghai Yang, Daniel M. Sciubba, Zach Pennington

, Ali Karim Ahmed, Ethan Cottrill, Daniel Lubelski, Majid Khan, Kendall F. Moseley

Vertebral bone quality score predicts fragility fractures independently of bone mineral density

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Zach Pennington

, Marco A. Swanson, Daniel Lubelski

, Vikram Mehta, Matthew D. Alvin, Heather Fuhrman, Edward C. Benzel, Thomas E. Mroz

Comparing the short-term cost-effectiveness of epidural steroid injections and medical management alone for discogenic lumbar radiculopathy

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Andrew T. Schilling

, Jeff Ehresman

, Sakibul Huq

, A. Karim Ahmed

, Daniel Lubelski

, Ethan Cottrill

, Zach Pennington

, John H. Shin, Daniel M. Sciubba

Risk Factors for Wound-Related Complications After Surgery for Primary and Metastatic Spine Tumors: A Systematic Review and Meta-Analysis

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Erick M. Westbroek, Zach Pennington

, Jeff Ehresman

, A. Karim Ahmed

, Philippe Gailloud, Daniel M. Sciubba

Vertebral Artery Sacrifice Versus Skeletonization in the Setting of Cervical Spine Tumor Resection: Case Series

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Bowen Jiang, Zach Pennington

, Tej Azad

, Ann Liu, A. Karim Ahmed

, Corinna C. Zygourakis, Erick M. Westbroek, Alex Zhu, Ethan Cottrill

, Nicholas Theodore

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

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Alexander Perdomo-Pantoja, Alejandro Chara, Samuel Kalb, Joshua Casaos, A. Karim Ahmed, Zachary Pennington

, Ethan Cottrill, Sohan Shah, Bowen Jiang, Amir Manbachi, Corinna Zygourakis, Timothy F. Witham, Nicholas Theodore

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

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Jeff Ehresman, Zach Pennington

, Andrew Schilling, Daniel Lubelski, A. Karim Ahmed, Ethan Cottrill, Majid Khan, Daniel M. Sciubba

Novel MRI-based score for assessment of bone density in operative spine patients

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Papers authored by Zachary Pennington