Scholars@Duke

• Background
• 

  Education, Training, & Certifications

  • Neurosurgery Resident, Stanford University 2005 - 2011
  • Sterotactic & Functional Neurosurgery Fellow, Stanford University 2008 - 2009
  • Biodesign Innovation Fellow, Stanford University 2007 - 2008
  • General Surgery Internship, Stanford University 2004 - 2005
  • M.D., Rosalind Franklin University of Medicine and Science 2004
  • Ph.D., Rosalind Franklin University of Medicine and Science 2004
• 

  Duke Appointment History

  • Associate Professor of Neurosurgery, Neurosurgery, Neurosurgery 2016 - 2018
  • Assistant Professor of Neurosurgery, Neurosurgery, Neurosurgery 2015 - 2016
  • Instructor, Temporary in the Department of Surgery, Neurosurgery, Neurosurgery 2011
• Recognition
• 

  In the News

  • SEP 13, 2016

    Clinical Practice Today

    A Challenging Diagnosis in a Patient With Metastatic Lung Cancer

  • AUG 16, 2016

    Clinical Practice Today

    Chronic Foot, Ankle Pain After Lumbar Decompression Surgery

  • NOV 1, 2015

    Trying a New Pulse for Pain Relief

  • JUN 4, 2015

    MRI Technology Reveals Deep Brain Pathways in Unprecedented Detail

  • AUG 27, 2014

    Surgical Complications of DBS No Higher Risk for Older Parkinson’s Patients

  • SEP 5, 2013

    Spinal Fusion Material, BMP, Increases Risk of Benign Tumors, Not Cancer
• Research
• 

  Selected Grants

  • NINDS Research Education Programs for Residents and Fellows in Neurosurgery awarded by National Institutes of Health 2009 - 2025
  • A Randomized, Placebo-Controlled Study of the Efficacy and Safety of Intracerebral Stem Cells (CTX0E03) in Subjects with Disability Following an Ischemic Stroke (PISCES III) 2019 - 2024
  • NEVRO NSRBP 2018 - 2023
  • A Post-Market, Multicenter, Prospective, Randomized Clinical Trial Comparing 10 kHz Spinal Cord Stimulation (HF10¿ Therapy) Combined with Conventional Medical Management to Conventional Medical Management Alone in the Treatment of Chronic, Intractabl 2018 - 2023
  • IPA - Boua 2020 - 2022
  • IPA - Marius 2020 - 2022
  • IPA - Thirakul 2020 - 2022
  • ReActiv8 Implantable Neuro-stimulation system for Chronic Low Back Pain 2017 - 2021
  • IPA - Allison Spell 2019 - 2021
  • IPA - Giamberardino 2019 - 2021
  • IPA - Warren Grill 2019 - 2020
  • IPA Lexia Zidanyue Yang 2018 - 2020
  • Validation of Novel Therapeutic Approach for Leptomeningeal Metastases 2018 - 2020
  • IPA - Yadav 2019 - 2020
  • Validation of a Novel Fungicidal Approach for Cryptococcal Meningitis 2018 - 2020
  • IPA - Jennifer Peters 2019 - 2020
  • Extent of Resection and Spinal Stabilization and Reconstruction in Spinal Tumors 2015 - 2019
  • IPA - Beiyu Liu 2018 - 2019
  • IPA - George De Castro 2018 - 2019
  • IPA - Katelyn Ripple 2018 - 2019
  • IPA - Pagadala 2019
  • IPA - Allison Spell 2018 - 2019
  • Collaborative research effort to study patient outcomes using publicly available claims databases and additional sources of data with focus on neuromodulation. 2017 - 2018
  • Validation of a Novel Therapeutic Approach for Cryptococcal Meningitis 2017 - 2018
  • TARGET: A Post-Approval Study to Evaluate Targeted SCS (DRG) Stimulation for the management of Moderate to Severe Chronic, Intractable, Pain of the Lower Limbs due to CRPS types I and II 2016 - 2018
  • Development of a novel ventricular catheter for hydrocephalus 2017 - 2018
  • Human Fresh Tissue Lab Agreement 2017 - 2018
  • Human Fresh Tissue Lab Agreement 2017
  • Directed Chemotherapy Delivery for Leptomeningeal Metastases 2016 - 2017
  • Patient Outcomes using publicly available claims with focus on Neuromodulation 2016 - 2017
  • Cryptococcus Neoformans 2015 - 2017
  • Mechanisms of Parkinsonian Impulsivity in Human Subthalamic Nucleus awarded by National Institutes of Health 2014 - 2017
  • Enhanced Design Experiences for Duke BME Students awarded by National Institutes of Health 2011 - 2017
  • Cryptococcus Neoformans 2015 - 2016
  • Neuromodulation Project 2014 - 2016
  • Prospective, Randomized Study of Multicolumn Implantable Lead Stimulation for Predominant Low Back Pain (PROMISE) 2014 - 2016
  • Neuromodulation Fellowship 2014 - 2016
  • SENSE (Subcutaneous and Epidural Neuromodulation System Evaluation) Study for the Treatment of Chronic Low Back and Leg Pain 2014 - 2015
  • Human Fresh Tissue Lab 2014
• 

  External Relationships

  • Boston Scientific
  • Higgs Boson, LLC
  • Medtronic Foundation
  • Minnetronix
  • Nevro
  • St. Jude Medical, Inc.
• Publications & Artistic Works
• 

  Selected Publications

  • Academic Articles

    • Williamson, Theresa, Marc D. Ryser, Peter A. Ubel, Jihad Abdelgadir, Charis A. Spears, Beiyu Liu, Jordan Komisarow, Monica E. Lemmon, Aladine Elsamadicy, and Shivanand P. Lad. “Withdrawal of Life-Supporting Treatment in Severe Traumatic Brain Injury.” Jama Surg, June 17, 2020. https://doi.org/10.1001/jamasurg.2020.1790.
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    • Cho, James, Shervin Rahimpour, Andrew Cutler, C Rory Goodwin, Shivanand P. Lad, and Patrick Codd. “Enhancing Reality: A Systematic Review of Augmented Reality in Neuronavigation and Education.” World Neurosurg 139 (April 18, 2020): 186–95. https://doi.org/10.1016/j.wneu.2020.04.043.
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    • Khani, Mohammadreza, Lucas R. Sass, M Keith Sharp, Aaron R. McCabe, Laura M. Zitella Verbick, Shivanand P. Lad, and Bryn A. Martin. “In vitro and numerical simulation of blood removal from cerebrospinal fluid: comparison of lumbar drain to Neurapheresis therapy.” Fluids Barriers Cns 17, no. 1 (March 16, 2020): 23. https://doi.org/10.1186/s12987-020-00185-5.
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    • Kiyani, Musa, Beiyu Liu, Lefko T. Charalambous, Syed M. Adil, Sarah E. Hodges, Siyun Yang, Promila Pagadala, John R. Perfect, and Shivanand P. Lad. “The longitudinal health economic impact of viral encephalitis in the United States.” J Med Microbiol 69, no. 2 (February 2020): 270–79. https://doi.org/10.1099/jmm.0.001153.
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    • Adil, Syed M., Beiyu Liu, Lefko T. Charalambous, Musa Kiyani, Robert Gramer, Christa B. Swisher, Laura Zitella Verbick, et al. “Healthcare Economics of Hydrocephalus After Aneurysmal Subarachnoid Hemorrhage in the United States.” Transl Stroke Res 10, no. 6 (December 2019): 650–63. https://doi.org/10.1007/s12975-019-00697-9.
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    • Elsamadicy, Aladine A., Bilal Ashraf, Xinru Ren, Amanda R. Sergesketter, Lefko Charalambous, Hanna Kemeny, Tiffany Ejikeme, et al. “Prevalence and Cost Analysis of Chronic Pain After Hernia Repair: A Potential Alternative Approach With Neurostimulation.” Neuromodulation 22, no. 8 (December 2019): 960–69. https://doi.org/10.1111/ner.12871.
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    • Atik, Ahmet Fatih, Evan Calabrese, Robert Gramer, Syed M. Adil, Shervin Rahimpour, Promila Pagadala, G Allan Johnson, and Shivanand P. Lad. “Structural mapping with fiber tractography of the human cuneate fasciculus at microscopic resolution in cervical region.” Neuroimage 196 (August 1, 2019): 200–206. https://doi.org/10.1016/j.neuroimage.2019.04.030.
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    • Blackburn, Spiros L., Christa B. Swisher, Andrew W. Grande, Alba Rubi, Laura Zitella Verbick, Aaron McCabe, and Shivanand P. Lad. “Novel Dual Lumen Catheter and Filtration Device for Removal of Subarachnoid hemorrhage: First Case Report.” Oper Neurosurg (Hagerstown) 16, no. 5 (May 1, 2019): E148–53. https://doi.org/10.1093/ons/opy151.
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    • Elsamadicy, Aladine A., Xinru Ren, Hanna Kemeny, Lefko Charalambous, Amanda R. Sergesketter, Shervin Rahimpour, Theresa Williamson, et al. “Independent Associations With 30- and 90-Day Unplanned Readmissions After Elective Lumbar Spine Surgery: A National Trend Analysis of 144 123 Patients.” Neurosurgery 84, no. 3 (March 1, 2019): 758–67. https://doi.org/10.1093/neuros/nyy215.
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    • Adil, Syed M., Jing L. Han, Beth A. Parente, Patrick Hickey, and Shivanand P. Lad. “Spinal Cord Stimulation for Restless Legs Syndrome: Case Series and Mechanistic Hypothesis.” Stereotact Funct Neurosurg 97, no. 1 (2019): 31–36. https://doi.org/10.1159/000494737.
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    • Falowski, Steven M., Ashwini Sharan, James McInerney, Darren Jacobs, Lalit Venkatesan, and Filippo Agnesi. “Nonawake vs Awake Placement of Spinal Cord Stimulators: A Prospective, Multicenter Study Comparing Safety and Efficacy.” Neurosurgery 84, no. 1 (January 1, 2019): 198–205. https://doi.org/10.1093/neuros/nyy062.
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    • Krucoff, Max O., Jonathan P. Miller, Tarun Saxena, Ravi Bellamkonda, Shervin Rahimpour, Stephen C. Harward, Shivanand P. Lad, and Dennis A. Turner. “Toward Functional Restoration of the Central Nervous System: A Review of Translational Neuroscience Principles.” Neurosurgery 84, no. 1 (January 1, 2019): 30–40. https://doi.org/10.1093/neuros/nyy128.
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    • Elsamadicy, Aladine A., Amanda R. Sergesketter, Michael D. Frakes, and Shivanand P. Lad. “Review of Neurosurgery Medical Professional Liability Claims in the United States.” Neurosurgery 83, no. 5 (November 1, 2018): 997–1006. https://doi.org/10.1093/neuros/nyx565.
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    • Smilnak, Gordon J., Lefko T. Charalambous, Drew Cutshaw, Alykhan M. Premji, Charles D. Giamberardino, Christi G. Ballard, Andrew P. Bartuska, et al. “Novel Treatment of Cryptococcal Meningitis via Neurapheresis Therapy.” J Infect Dis 218, no. 7 (August 24, 2018): 1147–54. https://doi.org/10.1093/infdis/jiy286.
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    • Elsamadicy, Aladine A., Hanna Kemeny, Owoicho Adogwa, Eric W. Sankey, C Rory Goodwin, Chester K. Yarbrough, Shivanand P. Lad, Isaac O. Karikari, and Oren N. Gottfried. “Influence of racial disparities on patient-reported satisfaction and short- and long-term perception of health status after elective lumbar spine surgery.” J Neurosurg Spine 29, no. 1 (July 2018): 40–45. https://doi.org/10.3171/2017.12.SPINE171079.
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    • Elsamadicy, Aladine A., Siyun Yang, Amanda R. Sergesketter, Bilal Ashraf, Lefko Charalambous, Hanna Kemeny, Tiffany Ejikeme, et al. “Prevalence and Cost Analysis of Complex Regional Pain Syndrome (CRPS): A Role for Neuromodulation.” Neuromodulation 21, no. 5 (July 2018): 423–30. https://doi.org/10.1111/ner.12691.
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    • Komisarow, Jordan M., Theodore Pappas, Megan Llewellyn, and Shivanand P. Lad. “The assassination of Robert F. Kennedy: an analysis of the senator's injuries and neurosurgical care.” J Neurosurg, June 1, 2018, 1–6. https://doi.org/10.3171/2018.4.JNS18294.
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    • Lad, Shivanand P., Siyun Yang, Jichun Xie, Alfredo Farjat, Promila Pagadala, and Beth Parente. “Down the Rabbit Hole: Specialty Influence on SCS Outcomes.” Neuromodulation 21, no. 4 (June 2018): 417–20. https://doi.org/10.1111/ner.12789.
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    • Charalambous, Lefko T., Alykhan Premji, Caroline Tybout, Anastasia Hunt, Drew Cutshaw, Aladine A. Elsamadicy, Siyun Yang, et al. “Prevalence, healthcare resource utilization and overall burden of fungal meningitis in the United States.” J Med Microbiol 67, no. 2 (February 2018): 215–27. https://doi.org/10.1099/jmm.0.000656.
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    • Calabrese, Evan, Syed M. Adil, Gary Cofer, Christian S. Perone, Julien Cohen-Adad, Shivanand P. Lad, and G Allan Johnson. “Postmortem diffusion MRI of the entire human spinal cord at microscopic resolution.” Neuroimage Clin 18 (2018): 963–71. https://doi.org/10.1016/j.nicl.2018.03.029.
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    • Elsamadicy, Aladine A., Amanda Sergesketter, Xinru Ren, Syed Mohammed Qasim Hussaini, Avra Laarakker, Shervin Rahimpour, Tiffany Ejikeme, et al. “Drivers and Risk Factors of Unplanned 30-Day Readmission Following Spinal Cord Stimulator Implantation.” Neuromodulation 21, no. 1 (January 2018): 87–92. https://doi.org/10.1111/ner.12689.
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    • Nayar, Gautam, Tiffany Ejikeme, Pakawat Chongsathidkiet, Aladine A. Elsamadicy, Kimberly L. Blackwell, Jeffrey M. Clarke, Shivanand P. Lad, and Peter E. Fecci. “Leptomeningeal disease: current diagnostic and therapeutic strategies.” Oncotarget 8, no. 42 (September 22, 2017): 73312–28. https://doi.org/10.18632/oncotarget.20272.
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    • Farber, S Harrison, Jing L. Han, Aladine A. Elsamadicy, Qasim Hussaini, Siyun Yang, Promila Pagadala, Beth Parente, Jichun Xie, and Shivanand P. Lad. “Long-term Cost Utility of Spinal Cord Stimulation in Patients with Failed Back Surgery Syndrome.” Pain Physician 20, no. 6 (September 2017): E797–805.
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    • Farber, S Harrison, Jing L. Han, Aladine A. Elsamadicy, Qasim Hussaini, Siyun Yang, Promila Pagadala, Beth Parente, Jichun Xie, and Shivanand P. Lad. “Long-term Cost Utility of Spinal Cord Stimulation in Patients with Failed Back Surgery Syndrome.” Pain Physician 20, no. 6 (September 1, 2017): E796–804.
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    • Farber, S Harrison, Jing L. Han, Frank W. Petraglia Iii, Robert Gramer, Siyun Yang, Promila Pagadala, Beth Parente, Jichun Xie, Jeffrey R. Petrella, and Shivanand P. Lad. “Increasing Rates of Imaging in Failed Back Surgery Syndrome Patients: Implications for Spinal Cord Stimulation.” Pain Physician 20, no. 6 (September 2017): E969–77.
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    • Farber, S Harrison, Jing L. Han, Frank W. Petraglia, Robert Gramer, Siyun Yang, Promila Pagadala, Beth Parente, Jichun Xie, Jeffrey R. Petrella, and Shivanand P. Lad. “Increasing Rates of Imaging in Failed Back Surgery Syndrome Patients: Implications for Spinal Cord Stimulation.” Pain Physician 20, no. 6 (September 1, 2017): E968–76.
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    • Elsamadicy, Aladine A., Samuel Harrison Farber, Siyun Yang, Syed Mohammed Qasim Hussaini, Kelly R. Murphy, Amanda Sergesketter, Carter M. Suryadevara, et al. “Impact of Insurance Provider on Overall Costs in Failed Back Surgery Syndrome: A Cost Study of 122,827 Patients.” Neuromodulation 20, no. 4 (June 2017): 354–60. https://doi.org/10.1111/ner.12584.
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    • Han, Jing L., Kelly R. Murphy, Syed Mohammed Qasim Hussaini, Siyun Yang, Beth Parente, Jichun Xie, Promila Pagadala, and Shivanand P. Lad. “Explantation Rates and Healthcare Resource Utilization in Spinal Cord Stimulation.” Neuromodulation 20, no. 4 (June 2017): 331–39. https://doi.org/10.1111/ner.12567.
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    • Hussaini, Syed Mohammed Qasim, Kelly Ryan Murphy, Jing L. Han, Aladine A. Elsamadicy, Siyun Yang, Alykhan Premji, Beth Parente, Jichun Xie, Promila Pagadala, and Shivanand P. Lad. “Specialty-Based Variations in Spinal Cord Stimulation Success Rates for Treatment of Chronic Pain.” Neuromodulation 20, no. 4 (June 2017): 340–47. https://doi.org/10.1111/ner.12582.
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    • “The Neurostimulation Appropriateness Consensus Committee (NACC): Recommendations on Bleeding and Coagulation Management in Neurostimulation Devices.” Neuromodulation: Technology at the Neural Interface 20, no. 4 (June 2017): 407–407. https://doi.org/10.1111/ner.12619.
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    • Murphy, Kelly Ryan, Jing L. Han, Syed Mohammed Qasim Hussaini, Siyun Yang, Beth Parente, Jichun Xie, and Shivanand P. Lad. “The Volume-Outcome Effect: Impact on Trial-to-Permanent Conversion Rates in Spinal Cord Stimulation.” Neuromodulation 20, no. 3 (April 2017): 256–62. https://doi.org/10.1111/ner.12526.
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    • Farber, S Harrison, Kelly R. Murphy, Carter M. Suryadevara, Ranjith Babu, Siyun Yang, Liqi Feng, Jichun Xie, John R. Perfect, and Shivanand P. Lad. “Comparing outcomes of early, late, and non-surgical management of intraspinal abscess.” J Clin Neurosci 36 (February 2017): 64–71. https://doi.org/10.1016/j.jocn.2016.10.035.
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    • Murphy, Kelly Ryan, Jing L. Han, Siyun Yang, Syed Mohammed Qasim Hussaini, Aladine A. Elsamadicy, Beth Parente, Jichun Xie, Promila Pagadala, and Shivanand P. Lad. “Prevalence of Specific Types of Pain Diagnoses in a Sample of United States Adults.” Pain Physician 20, no. 2 (February 2017): E257–68.
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    • Berger, Miles, Vikram Ponnusamy, Nathaniel Greene, Mary Cooter, Jacob W. Nadler, Allan Friedman, David L. McDonagh, et al. “The Effect of Propofol vs. Isoflurane Anesthesia on Postoperative Changes in Cerebrospinal Fluid Cytokine Levels: Results from a Randomized Trial.” Front Immunol 8 (2017): 1528. https://doi.org/10.3389/fimmu.2017.01528.
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    • Deer, Timothy R., David A. Provenzano, Michael Hanes, Jason E. Pope, Simon J. Thomson, Marc A. Russo, Tory McJunkin, et al. “The Neurostimulation Appropriateness Consensus Committee (NACC) Recommendations for Infection Prevention and Management.” Neuromodulation 20, no. 1 (January 2017): 31–50. https://doi.org/10.1111/ner.12565.
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    • Deer, Timothy R., Samer Narouze, David A. Provenzano, Jason E. Pope, Steven M. Falowski, Marc A. Russo, Honorio Benzon, et al. “The Neurostimulation Appropriateness Consensus Committee (NACC): Recommendations on Bleeding and Coagulation Management in Neurostimulation Devices.” Neuromodulation 20, no. 1 (January 2017): 51–62. https://doi.org/10.1111/ner.12542.
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    • Deer, Timothy R., Tim J. Lamer, Jason E. Pope, Steven M. Falowski, David A. Provenzano, Konstantin Slavin, Stanley Golovac, et al. “The Neurostimulation Appropriateness Consensus Committee (NACC) Safety Guidelines for the Reduction of Severe Neurological Injury.” Neuromodulation 20, no. 1 (January 2017): 15–30. https://doi.org/10.1111/ner.12564.
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    • Pearson, John M., Patrick T. Hickey, Shivanand P. Lad, Michael L. Platt, and Dennis A. Turner. “Local Fields in Human Subthalamic Nucleus Track the Lead-up to Impulsive Choices.” Front Neurosci 11 (2017): 646. https://doi.org/10.3389/fnins.2017.00646.
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    • Lad, Shivanand P., Frank W. Petraglia, Alexander R. Kent, Steven Cook, Kelly R. Murphy, Nirav Dalal, Edward Karst, Peter Staats, and Ashwini Sharan. “Longer Delay From Chronic Pain to Spinal Cord Stimulation Results in Higher Healthcare Resource Utilization.” Neuromodulation 19, no. 5 (July 2016): 469–76. https://doi.org/10.1111/ner.12389.
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    • Rahimpour, Shervin, and Shivanand P. Lad. “Surgical Options for Atypical Facial Pain Syndromes.” Neurosurg Clin N Am 27, no. 3 (July 2016): 365–70. https://doi.org/10.1016/j.nec.2016.02.010.
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    • Berger, Miles, Jacob W. Nadler, Allan Friedman, David L. McDonagh, Ellen R. Bennett, Mary Cooter, Wenjing Qi, et al. “The Effect of Propofol Versus Isoflurane Anesthesia on Human Cerebrospinal Fluid Markers of Alzheimer's Disease: Results of a Randomized Trial.” J Alzheimers Dis 52, no. 4 (April 15, 2016): 1299–1310. https://doi.org/10.3233/JAD-151190.
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    • Farber, S Harrison, Jeffrey Hatef, Jing L. Han, Andrew H. Marky, Jichun Xie, Kevin Huang, Terence Verla, Yuliya Lokhnygina, Timothy A. Collins, and Shivanand P. Lad. “Implantable Neurostimulation for Headache Disorders: Effect on Healthcare Utilization and Expenditures.” Neuromodulation 19, no. 3 (April 2016): 319–28. https://doi.org/10.1111/ner.12393.
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    • Loriaux, Daniel, Mary In-Ping Huang Cobb, Ali Zomorodi, Fernando Gonzalez, Tony P. Smith, and Shivanand P. Lad. “Inferior Vena Cava Filter Thrombosis in the Postoperative Neurosurgical Setting: Case Report and Review of the Literature.” Cureus 8, no. 3 (March 10, 2016): e529. https://doi.org/10.7759/cureus.529.
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    • Han, Jing L., Daniel B. Loriaux, Caroline Tybout, Merritt D. Kinon, Shervin Rahimpour, Scott L. Runyon, Thomas J. Hopkins, Richard L. Boortz-Marx, and Shivanand P. Lad. “Thoracic Nerve Root Entrapment by Intrathecal Catheter Coiling: Case Report and Review of the Literature.” Pain Physician 19, no. 3 (March 2016): E499–504.
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    • Verla, Terence, Owoicho Adogwa, Ulysses Toche, S Harrison Farber, Frank Petraglia, Kelly R. Murphy, Steven Thomas, et al. “Impact of Increasing Age on Outcomes of Spinal Fusion in Adult Idiopathic Scoliosis.” World Neurosurg 87 (March 2016): 591–97. https://doi.org/10.1016/j.wneu.2015.10.061.
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    • Farber, S Harrison, Steven Thomas, Gary Pace, and Shivanand P. Lad. “Letter to the Editor: Innovations in neurosurgery.” J Neurosurg 124, no. 2 (February 2016): 585–86. https://doi.org/10.3171/2015.4.JNS15842.
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    • Petraglia, Frank W., S Harrison Farber, Jing L. Han, Terence Verla, John Gallis, Yuliya Lokhnygina, Beth Parente, Patrick Hickey, Dennis A. Turner, and Shivanand P. Lad. “Comparison of Bilateral vs. Staged Unilateral Deep Brain Stimulation (DBS) in Parkinson's Disease in Patients Under 70 Years of Age.” Neuromodulation 19, no. 1 (January 2016): 31–37. https://doi.org/10.1111/ner.12351.
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    • Petraglia, Frank W., S Harrison Farber, Robert Gramer, Terence Verla, Frances Wang, Steven Thomas, Beth Parente, and Shivanand P. Lad. “The Incidence of Spinal Cord Injury in Implantation of Percutaneous and Paddle Electrodes for Spinal Cord Stimulation.” Neuromodulation 19, no. 1 (January 2016): 85–90. https://doi.org/10.1111/ner.12370.
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    • Ortega, Alicia, J Manuel Sarmiento, Chirag Patil, Debraj Mukherjee, Beatrice Ugiliweneza, Miriam Nuño, Shivanand Lad, and Maxwell Boakye. “Comparative Analysis of Inpatient and Outpatient Interspinous Process Device Placement for Lumbar Spinal Stenosis.” J Neurol Surg a Cent Eur Neurosurg 76, no. 6 (November 2015): 443–50. https://doi.org/10.1055/s-0034-1382785.
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    • Calabrese, Evan, Patrick Hickey, Christine Hulette, Jingxian Zhang, Beth Parente, Shivanand P. Lad, and G Allan Johnson. “Postmortem diffusion MRI of the human brainstem and thalamus for deep brain stimulator electrode localization.” Hum Brain Mapp 36, no. 8 (August 2015): 3167–78. https://doi.org/10.1002/hbm.22836.
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    • Huang, Kevin T., Matthew Hazzard, Steven Thomas, Gustavo Chagoya, Rand Wilcox Vanden Berg, Owoicho Adogwa, Carlos A. Bagley, Robert Isaacs, Oren N. Gottfried, and Shivanand P. Lad. “Differences in the outcomes of anterior versus posterior interbody fusion surgery of the lumbar spine: a propensity score-controlled cohort analysis of 10,941 patients.” J Clin Neurosci 22, no. 5 (May 2015): 848–53. https://doi.org/10.1016/j.jocn.2014.11.016.
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    • Schiraldi, Michael, Chirag G. Patil, Debraj Mukherjee, Beatrice Ugiliweneza, Miriam Nuño, Shivanand P. Lad, and Maxwell Boakye. “Effect of insurance and racial disparities on outcomes in traumatic brain injury.” J Neurol Surg a Cent Eur Neurosurg 76, no. 3 (May 2015): 224–32. https://doi.org/10.1055/s-0034-1543958.
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    • Verla, Terence, Andrew Marky, Harrison Farber, Frank W. Petraglia, John Gallis, Yuliya Lokhnygina, Beth Parente, Patrick Hickey, Dennis A. Turner, and Shivanand P. Lad. “Impact of advancing age on post-operative complications of deep brain stimulation surgery for essential tremor.” J Clin Neurosci 22, no. 5 (May 2015): 872–76. https://doi.org/10.1016/j.jocn.2014.11.005.
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    • Howell, B., S. P. Lad, and W. M. Grill. “Correction: Evaluation of intradural stimulation efficiency and selectivity in a computational model of spinal cord stimulation.” Plos One 10, no. 4 (April 7, 2015). https://doi.org/10.1371/journal.pone.0123485.
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    • Adogwa, Owoicho, Kevin Huang, Matthew Hazzard, Gustavo Chagoya, Ryan Owens, Joseph Cheng, Beatrice Ugiliweneza, Maxwell Boakye, and Shivanand P. Lad. “Outcomes after cervical laminectomy with instrumented fusion versus expansile laminoplasty: a propensity matched study of 3185 patients.” J Clin Neurosci 22, no. 3 (March 2015): 549–53. https://doi.org/10.1016/j.jocn.2014.10.001.
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    • Rahimpour, Shervin, Dennis A. Turner, and Shivanand P. Lad. “Deep brain stimulation for Parkinson disease in elderly individuals—reply.” Jama Neurol 72, no. 3 (March 2015): 368. https://doi.org/10.1001/jamaneurol.2014.4219.
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    • Ye, Weiyu, and Joseph M. Norris. “Deep Brain Stimulation for Parkinson Disease in Elderly Individuals.” Jama Neurology 72, no. 3 (March 1, 2015): 367–367. https://doi.org/10.1001/jamaneurol.2014.4222.
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    • Huang, Kevin T., Joel Martin, Andrew Marky, Gustavo Chagoya, Jeff Hatef, Matthew A. Hazzard, Steven M. Thomas, Yuliya Lokhnygina, and Shivanand P. Lad. “A national survey of spinal cord stimulation trial-to-permanent conversion rates.” Neuromodulation 18, no. 2 (February 2015): 133–39. https://doi.org/10.1111/ner.12199.
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    • Lad, S. “Comments.” Neuromodulation 18, no. 2 (January 1, 2015): 149. https://doi.org/10.1111/ner.12220.
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    • Lad, S. “Comments.” Neuromodulation 18, no. 2 (January 1, 2015): 89. https://doi.org/10.1111/ner.12227.
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    • Martin, Joel R., Owoicho Adogwa, Christopher R. Brown, Maragatha Kuchibhatla, Carlos A. Bagley, Shivanand P. Lad, and Oren N. Gottfried. “Experience with intrawound vancomycin powder for posterior cervical fusion surgery.” J Neurosurg Spine 22, no. 1 (January 2015): 26–33. https://doi.org/10.3171/2014.9.SPINE13826.
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    • Rahimpour, S., D. A. Turner, and S. P. Lad. “In reply.” Jama Neurology 72, no. 3 (January 1, 2015).
    • Babu, Ranjith, Steven Thomas, Matthew A. Hazzard, Yuliya V. Lokhnygina, Allan H. Friedman, Oren N. Gottfried, Robert E. Isaacs, et al. “Morbidity, mortality, and health care costs for patients undergoing spine surgery following the ACGME resident duty-hour reform: Clinical article.” J Neurosurg Spine 21, no. 4 (October 2014): 502–15. https://doi.org/10.3171/2014.5.SPINE13283.
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    • Babu, Ranjith, and Shivanand P. Lad. “Our continuing experience with duty-hours regulation and its effect on quality of care and education Response.” Journal of Neurosurgery Spine 21, no. 4 (October 1, 2014): 500–501.
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    • DeLong, Michael R., Kevin T. Huang, John Gallis, Yuliya Lokhnygina, Beth Parente, Patrick Hickey, Dennis A. Turner, and Shivanand P. Lad. “Effect of advancing age on outcomes of deep brain stimulation for Parkinson disease.” Jama Neurol 71, no. 10 (October 2014): 1290–95. https://doi.org/10.1001/jamaneurol.2014.1272.
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    • Adogwa, Owoicho, Joel R. Martin, Kevin Huang, Terence Verla, Parastou Fatemi, Paul Thompson, Joseph Cheng, et al. “Preoperative serum albumin level as a predictor of postoperative complication after spine fusion.” Spine (Phila Pa 1976) 39, no. 18 (August 15, 2014): 1513–19. https://doi.org/10.1097/BRS.0000000000000450.
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    • Babu, Ranjith, Steven Thomas, Matthew A. Hazzard, Allan H. Friedman, John H. Sampson, Cory Adamson, Ali R. Zomorodi, et al. “Worse outcomes for patients undergoing brain tumor and cerebrovascular procedures following the ACGME resident duty-hour restrictions.” J Neurosurg 121, no. 2 (August 2014): 262–76. https://doi.org/10.3171/2014.5.JNS1314.
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    • Deer, Timothy R., Nagy Mekhail, David Provenzano, Jason Pope, Elliot Krames, Michael Leong, Robert M. Levy, et al. “The appropriate use of neurostimulation of the spinal cord and peripheral nervous system for the treatment of chronic pain and ischemic diseases: the Neuromodulation Appropriateness Consensus Committee.” Neuromodulation 17, no. 6 (August 2014): 515–50. https://doi.org/10.1111/ner.12208.
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    • Deer, Timothy R., Nagy Mekhail, Erika Petersen, Elliot Krames, Peter Staats, Jason Pope, Youssef Saweris, et al. “The appropriate use of neurostimulation: stimulation of the intracranial and extracranial space and head for chronic pain. Neuromodulation Appropriateness Consensus Committee.” Neuromodulation 17, no. 6 (August 2014): 551–70. https://doi.org/10.1111/ner.12215.
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    • Patil, Chirag G., J Manuel Sarmiento, Beatrice Ugiliweneza, Debraj Mukherjee, Miriam Nuño, John C. Liu, Sartaaj Walia, Shivanand P. Lad, and Maxwell Boakye. “Interspinous device versus laminectomy for lumbar spinal stenosis: a comparative effectiveness study.” Spine J 14, no. 8 (August 1, 2014): 1484–92. https://doi.org/10.1016/j.spinee.2013.08.053.
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    • Ugiliweneza, Beatrice, Maiying Kong, Kristin Nosova, Kevin T. Huang, Ranjith Babu, Shivanand P. Lad, and Maxwell Boakye. “Spinal surgery: variations in health care costs and implications for episode-based bundled payments.” Spine (Phila Pa 1976) 39, no. 15 (July 1, 2014): 1235–42. https://doi.org/10.1097/BRS.0000000000000378.
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    • Lad, Shivanand P., Ranjith Babu, Beatrice Ugiliweneza, Chirag G. Patil, and Maxwell Boakye. “Surgery for spinal stenosis: long-term reoperation rates, health care cost, and impact of instrumentation.” Spine (Phila Pa 1976) 39, no. 12 (May 20, 2014): 978–87. https://doi.org/10.1097/BRS.0000000000000314.
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    • Lad, Shivanand P., Ranjith Babu, Jacob H. Bagley, Jonathan Choi, Carlos A. Bagley, Billy K. Huh, Beatrice Ugiliweneza, Chirag G. Patil, and Maxwell Boakye. “Utilization of spinal cord stimulation in patients with failed back surgery syndrome.” Spine (Phila Pa 1976) 39, no. 12 (May 20, 2014): E719–27. https://doi.org/10.1097/BRS.0000000000000320.
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    • Mukherjee, Debraj, J Manuel Sarmiento, Kristin Nosova, Maxwell Boakye, Shivanand P. Lad, Keith L. Black, Miriam Nuño, and Chirag G. Patil. “Effectiveness of radiotherapy for elderly patients with anaplastic gliomas.” J Clin Neurosci 21, no. 5 (May 2014): 773–78. https://doi.org/10.1016/j.jocn.2013.09.004.
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    • Huang, Kevin T., Owoicho Adogwa, Ranjith Babu, Shivanand P. Lad, Carlos A. Bagley, and Oren N. Gottfried. “Radiological evidence of spontaneous spinal arthrodesis in patients with lower lumbar spondylolisthesis.” Spine (Phila Pa 1976) 39, no. 8 (April 15, 2014): 656–63. https://doi.org/10.1097/BRS.0000000000000212.
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    • Sampson, John H., Shivanand P. Lad, James E. Herndon, Robert M. Starke, and Douglas Kondziolka. “SEER insights.” J Neurosurg 120, no. 2 (February 2014): 297–98. https://doi.org/10.3171/2013.6.JNS13993.
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    • Martin, Joel R., Owoicho Adogwa, Christopher R. Brown, Carlos A. Bagley, William J. Richardson, Shivanand P. Lad, Maragatha Kuchibhatla, and Oren N. Gottfried. “Experience with intrawound vancomycin powder for spinal deformity surgery.” Spine (Phila Pa 1976) 39, no. 2 (January 15, 2014): 177–84. https://doi.org/10.1097/BRS.0000000000000071.
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    • Babu, R., and S. P. Lad. “Response.” Journal of Neurosurgery: Spine 21, no. 4 (January 1, 2014): 500–501. https://doi.org/10.3171/2014.1.SPINE131102.
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    • Babu, Ranjith, Ali R. Zomorodi, and Shivanand P. Lad. “In reply.” Neurosurgery 74, no. 1 (January 2014): E146–47. https://doi.org/10.1227/NEU.0000000000000154.
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    • Hazzard, M. A., K. T. Huang, U. N. Toche, B. Ugiliweneza, C. G. Patil, M. Boakye, and S. P. Lad. “Comparison of vertebroplasty, kyphoplasty, and nonsurgical management of vertebral compression fractures and impact on us healthcare resource utilization.” Asian Spine Journal 8, no. 5 (January 1, 2014): 605–14. https://doi.org/10.4184/asj.2014.8.5.605.
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    • Howell, Bryan, Shivanand P. Lad, and Warren M. Grill. “Evaluation of intradural stimulation efficiency and selectivity in a computational model of spinal cord stimulation.” Plos One 9, no. 12 (2014): e114938. https://doi.org/10.1371/journal.pone.0114938.
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    • Lad, S. P., R. Babu, B. Ugiliweneza, C. G. Patil, and M. Boakye. “Surgery for spinal stenosis: Long-term reoperation rates, healthcare cost, and impact of instrumentation.” Spine, 2014.
    • Lad, S. “Comments.” Neuromodulation 17, no. 1 (January 1, 2014): 64. https://doi.org/10.1111/ner.12051.
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    • Lad, S. “Comment.” Neuromodulation 17, no. 3 (January 1, 2014): 235. https://doi.org/10.1111/ner.12161.
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    • Lad, Shivanand P., Ranjith Babu, Abdul A. Baker, Beatrice Ugiliweneza, Maiying Kong, Carlos A. Bagley, Oren N. Gottfried, Robert E. Isaacs, Chirag G. Patil, and Maxwell Boakye. “Complications, reoperation rates, and health-care cost following surgical treatment of lumbar spondylolisthesis.” J Bone Joint Surg Am 95, no. 21 (November 6, 2013): e162. https://doi.org/10.2106/JBJS.L.00730.
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    • Hu, Jiahui, Beatrice Ugiliweneza, Kimberly Meyer, Shivanand P. Lad, and Maxwell Boakye. “Trend and geographic analysis for traumatic brain injury mortality and cost based on MarketScan database.” J Neurotrauma 30, no. 20 (October 15, 2013): 1755–61. https://doi.org/10.1089/neu.2013.2857.
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    • Babu, Ranjith, Matthew A. Hazzard, Kevin T. Huang, Beatrice Ugiliweneza, Chirag G. Patil, Maxwell Boakye, and Shivanand P. Lad. “Outcomes of percutaneous and paddle lead implantation for spinal cord stimulation: a comparative analysis of complications, reoperation rates, and health-care costs.” Neuromodulation 16, no. 5 (September 2013): 418–26. https://doi.org/10.1111/ner.12065.
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    • Deogaonkar, Milind, Mark Liker, and Shivanand Lad. “Safety in the Use of Dexmedetomidine (Precedex) for Deep Brain Stimulation Surgery: Our Experience in 23 Randomized Patients COMMENTS.” Neuromodulation 16, no. 5 (September 1, 2013): 406–406.
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    • Huang, Kevin T., Matthew A. Hazzard, Ranjith Babu, Beatrice Ugiliweneza, Peter M. Grossi, Billy K. Huh, Lance A. Roy, Chirag Patil, Maxwell Boakye, and Shivanand P. Lad. “Insurance disparities in the outcomes of spinal cord stimulation surgery.” Neuromodulation 16, no. 5 (September 2013): 428–34. https://doi.org/10.1111/ner.12059.
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    • Lad, S. “Comments.” Neuromodulation 16, no. 5 (September 1, 2013): 406. https://doi.org/10.1111/j.1525-1403.2012.00483.x.
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    • Lad, Shivanand P., Jacob H. Bagley, Isaac O. Karikari, Ranjith Babu, Beatrice Ugiliweneza, Maiying Kong, Robert E. Isaacs, et al. “Cancer after spinal fusion: the role of bone morphogenetic protein.” Neurosurgery 73, no. 3 (September 2013): 440–49. https://doi.org/10.1227/NEU.0000000000000018.
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    • Veeravagu, Anand, Shivanand P. Lad, Joaquin Q. Camara-Quintana, Bowen Jiang, and Lawrence Shuer. “Neurosurgical interventions for spondyloepiphyseal dysplasia congenita: clinical presentation and assessment of the literature.” World Neurosurg 80, no. 3–4 (September 2013): 437.e1-437.e8. https://doi.org/10.1016/j.wneu.2012.01.030.
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    • Ko, Marcus J., Caleb K. Morris, Jonathan W. Kim, Shivanand P. Lad, Robert T. Arrigo, and Eleonora M. Lad. “Orbital fractures: national inpatient trends and complications.” Ophthalmic Plast Reconstr Surg 29, no. 4 (July 2013): 298–303. https://doi.org/10.1097/IOP.0b013e318295f91d.
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    • Patel, Sahil, Miriam Nuño, Debraj Mukherjee, Kristin Nosova, Shivanand P. Lad, Maxwell Boakye, Keith L. Black, and Chirag G. Patil. “Trends in surgical use and associated patient outcomes in the treatment of acoustic neuroma.” World Neurosurg 80, no. 1–2 (July 2013): 142–47. https://doi.org/10.1016/j.wneu.2012.06.029.
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    • Veeravagu, Anand, Cassie Ludwig, Joaquin Q. Camara-Quintana, Bowen Jiang, Nandan Lad, and Lawrence Shuer. “Fungal infection of a ventriculoperitoneal shunt: histoplasmosis diagnosis and treatment.” World Neurosurg 80, no. 1–2 (July 2013): 222.e5-222.13. https://doi.org/10.1016/j.wneu.2012.12.016.
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    • Lad, E. M., S. P. Lad, C. Ung, A. T. Jain, G. K. Steinberg, and M. W. Gaynon. “Complete visual recovery after incipient crao due to ocular hypoperfusion in a patient with moyamoya disease.” Retinal Cases and Brief Reports 7, no. 3 (June 1, 2013): 248–51. https://doi.org/10.1097/ICB.0b013e31828eef20.
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    • Lad, Shivanand P., Kevin T. Huang, Jacob H. Bagley, Matthew A. Hazzard, Ranjith Babu, Timothy Ryan Owens, Beatrice Ugiliweneza, Chirag G. Patil, and Maxwell Boakye. “Disparities in the outcomes of lumbar spinal stenosis surgery based on insurance status.” Spine (Phila Pa 1976) 38, no. 13 (June 1, 2013): 1119–27. https://doi.org/10.1097/BRS.0b013e318287f04e.
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    • Lad, Shivanand P., Ranjith Babu, Michael S. Rhee, Robbi L. Franklin, Beatrice Ugiliweneza, Jonathan Hodes, Shahid M. Nimjee, et al. “Long-term economic impact of coiling vs clipping for unruptured intracranial aneurysms.” Neurosurgery 72, no. 6 (June 2013): 1000–1011. https://doi.org/10.1227/01.neu.0000429284.91142.56.
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    • Lad, Shivanand P., Jacob H. Bagley, Krista T. Kenney, Beatrice Ugiliweneza, Maiying Kong, Carlos A. Bagley, Oren N. Gottfried, Robert E. Isaacs, Chirag G. Patil, and Maxwell Boakye. “Racial disparities in outcomes of spinal surgery for lumbar stenosis.” Spine (Phila Pa 1976) 38, no. 11 (May 15, 2013): 927–35. https://doi.org/10.1097/BRS.0b013e31828165f9.
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    • Shivanand, L. “Comments.” Neuromodulation 16, no. 3 (May 1, 2013): 225. https://doi.org/10.1111/j.1525-1403.2012.00464.x.
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    • Babu, Ranjith, Timothy R. Owens, Steven Thomas, Isaac O. Karikari, Betsy H. Grunch, Jessica R. Moreno, Shivanand P. Lad, and Carlos A. Bagley. “Timing of tracheostomy after anterior cervical spine fixation.” J Trauma Acute Care Surg 74, no. 4 (April 2013): 961–66. https://doi.org/10.1097/TA.0b013e3182826ea4.
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    • Lad, Shivanand P., Odera A. Umeano, Isaac O. Karikari, Aravind Somasundaram, Carlos A. Bagley, Oren N. Gottfried, Robert E. Isaacs, et al. “Racial disparities in outcomes after spinal cord injury.” J Neurotrauma 30, no. 6 (March 15, 2013): 492–97. https://doi.org/10.1089/neu.2012.2540.
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    • Mehta, Ankit I., Ranjith Babu, Richa Sharma, Isaac O. Karikari, Betsy H. Grunch, Timothy R. Owens, Vijay J. Agarwal, et al. “Thickness of subcutaneous fat as a risk factor for infection in cervical spine fusion surgery.” J Bone Joint Surg Am 95, no. 4 (February 20, 2013): 323–28. https://doi.org/10.2106/JBJS.L.00225.
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    • Nosova, K., M. Nuño, D. Mukherjee, S. P. Lad, M. Boakye, K. L. Black, and C. G. Patil. “Urinary tract infections in meningioma patients: analysis of risk factors and outcomes.” J Hosp Infect 83, no. 2 (February 2013): 132–39. https://doi.org/10.1016/j.jhin.2012.10.011.
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    • Babu, R., M. A. Hazzard, K. T. Huang, B. Ugiliweneza, C. G. Patil, M. Boakye, and S. P. Lad. “Outcomes of Percutaneous and Paddle Lead Implantation for Spinal Cord Stimulation: A Comparative Analysis of Complications, Reoperation Rates, and Health-Care Costs.” Neuromodulation, 2013.
    • Mukherjee, D., J. Manuel Sarmiento, K. Nosova, M. Boakye, S. P. Lad, K. L. Black, M. Nuño, and C. G. Patil. “Effectiveness of radiotherapy for elderly patients with anaplastic gliomas.” Journal of Clinical Neuroscience, 2013.
    • Mukherjee, Debraj, Chirag G. Patil, Nathan Todnem, Beatrice Ugiliweneza, Miriam Nuño, Michael Kinsman, Shivanand P. Lad, and Maxwell Boakye. “Racial disparities in Medicaid patients after brain tumor surgery.” J Clin Neurosci 20, no. 1 (January 2013): 57–61. https://doi.org/10.1016/j.jocn.2012.05.014.
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    • Patil, C. G., J. M. Sarmiento, B. Ugiliweneza, D. Mukherjee, M. Nuño, J. C. Liu, S. Walia, S. P. Lad, and M. Boakye. “Interspinous device versus laminectomy for lumbar spinal stenosis: a comparative effectiveness study.” Spine Journal, 2013.
    • Patil, Chirag G., Allyson L. Alexander, Melanie G. Hayden Gephart, Shivanand P. Lad, Robert T. Arrigo, and Maxwell Boakye. “A population-based study of inpatient outcomes after operative management of nontraumatic intracerebral hemorrhage in the United States.” World Neurosurg 78, no. 6 (December 2012): 640–45. https://doi.org/10.1016/j.wneu.2011.10.042.
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    • Gephart, Melanie G Hayden, Corinna C. Zygourakis, Robert T. Arrigo, Paul S. A. Kalanithi, Shivanand P. Lad, and Maxwell Boakye. “Venous thromboembolism after thoracic/thoracolumbar spinal fusion.” World Neurosurgery 78, no. 5 (November 2012): 545–52. https://doi.org/10.1016/j.wneu.2011.12.089.
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    • Boakye, Maxwell, Robert T. Arrigo, Melanie G. Hayden Gephart, Corinna C. Zygourakis, and Shivanand Lad. “Retrospective, propensity score-matched cohort study examining timing of fracture fixation for traumatic thoracolumbar fractures.” J Neurotrauma 29, no. 12 (August 10, 2012): 2220–25. https://doi.org/10.1089/neu.2012.2364.
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    • Nuño, Miriam, Debraj Mukherjee, Adam Elramsisy, Kristin Nosova, Shivanand P. Lad, Maxwell Boakye, John S. Yu, Keith L. Black, and Chirag G. Patil. “Racial and gender disparities and the role of primary tumor type on inpatient outcomes following craniotomy for brain metastases.” Ann Surg Oncol 19, no. 8 (August 2012): 2657–63. https://doi.org/10.1245/s10434-012-2353-z.
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    • Lad, Shivanand P., Larry Shannon, and Richard W. Byrne. “Incidental aneurysms in temporal lobe epilepsy surgery: report of three cases and a review of the literature.” Br J Neurosurg 26, no. 1 (February 2012): 69–74. https://doi.org/10.3109/02688697.2011.601819.
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    • Lad, Shivanand P., Harald Hegen, Gaurav Gupta, Florian Deisenhammer, and Gary K. Steinberg. “Proteomic biomarker discovery in cerebrospinal fluid for cerebral vasospasm following subarachnoid hemorrhage.” J Stroke Cerebrovasc Dis 21, no. 1 (January 2012): 30–41. https://doi.org/10.1016/j.jstrokecerebrovasdis.2010.04.004.
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    • Kalanithi, Paul, Ryan D. Schubert, Shivanand P. Lad, Odette A. Harris, and Maxwell Boakye. “Hospital costs, incidence, and inhospital mortality rates of traumatic subdural hematoma in the United States.” J Neurosurg 115, no. 5 (November 2011): 1013–18. https://doi.org/10.3171/2011.6.JNS101989.
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    • Lad, Shivanand P., Jay K. Nathan, and Maxwell Boakye. “Trends in the use of bone morphogenetic protein as a substitute to autologous iliac crest bone grafting for spinal fusion procedures in the United States.” Spine (Phila Pa 1976) 36, no. 4 (February 15, 2011): E274–81. https://doi.org/10.1097/BRS.0b013e3182055a6b.
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    • Lad, N. “Comments.” Neurosurgery 67, no. 6 (December 1, 2010): 1554. https://doi.org/10.1227/NEU.0b013e3181f8c554.
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    • Lad, Shivanand P., Paul S. Kalanithi, Robert T. Arrigo, Chirag G. Patil, Jay K. Nathan, Maxwell Boakye, and Jaimie M. Henderson. “A socioeconomic survey of spinal cord stimulation (SCS) surgery.” Neuromodulation 13, no. 4 (October 2010): 265–68. https://doi.org/10.1111/j.1525-1403.2010.00292.x.
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    • Lad, Shivanand P., Christopher H. Chapman, Michael Vaninetti, Lawrence Steinman, Ari Green, and Maxwell Boakye. “Socioeconomic trends in hospitalization for multiple sclerosis.” Neuroepidemiology 35, no. 2 (August 2010): 93–99. https://doi.org/10.1159/000310301.
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    • Lad, Shivanand P., Paul S. Kalanithi, Chirag G. Patil, Parunut Itthimathin, Sara Batya, Helen Bronte-Stewart, Maxwell Boakye, and Jaimie M. Henderson. “Socioeconomic Trends in Deep Brain Stimulation (DBS) Surgery.” Neuromodulation 13, no. 3 (July 2010): 182–86. https://doi.org/10.1111/j.1525-1403.2010.00278.x.
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    • Lad, Shivanand P., Jay K. Nathan, Ryan D. Schubert, and Maxwell Boakye. “Trends in median, ulnar, radial, and brachioplexus nerve injuries in the United States.” Neurosurgery 66, no. 5 (May 2010): 953–60. https://doi.org/10.1227/01.neu.0000368545.83463.91.
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    • Patil, Chirag G., Anand Veeravagu, Shivanand P. Lad, and Maxwell Boakye. “Craniotomy for resection of meningioma in the elderly: a multicentre, prospective analysis from the National Surgical Quality Improvement Program.” J Neurol Neurosurg Psychiatry 81, no. 5 (May 2010): 502–5. https://doi.org/10.1136/jnnp.2009.185074.
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    • Lad, Eleonora M., Atul Jain, Shivanand P. Lad, Richard C. Lin, Deborah M. Alcorn, and Darius M. Moshfeghi. “Orbital recurrence of B-progenitor acute lymphoblastic leukemia in a child.” J Pediatr Ophthalmol Strabismus 47, no. 1 (January 2010): 46–50. https://doi.org/10.3928/01913913-20100106-11.
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    • Veeravagu, Anand, Chirag G. Patil, Shivanand P. Lad, and Maxwell Boakye. “Risk factors for postoperative spinal wound infections after spinal decompression and fusion surgeries.” Spine (Phila Pa 1976) 34, no. 17 (August 1, 2009): 1869–72. https://doi.org/10.1097/BRS.0b013e3181adc989.
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    • Lad, Shivanand P., Chirag G. Patil, Eleonora M. Lad, Melanie G. Hayden, and Maxwell Boakye. “National trends in vertebral augmentation procedures for the treatment of vertebral compression fractures.” Surg Neurol 71, no. 5 (May 2009): 580–84. https://doi.org/10.1016/j.surneu.2008.02.043.
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    • Lad, Shivanand P., Chirag G. Patil, Scott Berta, Justin G. Santarelli, Christopher Ho, and Maxwell Boakye. “National trends in spinal fusion for cervical spondylotic myelopathy.” Surg Neurol 71, no. 1 (January 2009): 66–69. https://doi.org/10.1016/j.surneu.2008.02.045.
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    • Lad, Shivanand P., Justin G. Santarelli, Chirag G. Patil, Gary K. Steinberg, and Maxwell Boakye. “National trends in spinal arteriovenous malformations.” Neurosurg Focus 26, no. 1 (January 2009): 1–5. https://doi.org/10.3171/FOC.2009.26.1.E10.
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    • Patil, Chirag G., Justin Santarelli, Shivanand P. Lad, Chris Ho, Wendy Tian, and Maxwell Boakye. “Inpatient complications, mortality, and discharge disposition after surgical correction of idiopathic scoliosis: a national perspective.” Spine J 8, no. 6 (November 2008): 904–10. https://doi.org/10.1016/j.spinee.2008.02.002.
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    • Boakye, Maxwell, Chirag G. Patil, Chris Ho, and Shivanand P. Lad. “Cervical corpectomy: complications and outcomes.” Neurosurgery 63, no. 4 Suppl 2 (October 2008): 295–301. https://doi.org/10.1227/01.NEU.0000327028.45886.2E.
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    • Patil, Chirag G., Eleonora M. Lad, Shivanand P. Lad, Chris Ho, and Maxwell Boakye. “Visual loss after spine surgery: a population-based study.” Spine (Phila Pa 1976) 33, no. 13 (June 1, 2008): 1491–96. https://doi.org/10.1097/BRS.0b013e318175d1bf.
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    • Li, Gordon, Chirag G. Patil, Shivanand P. Lad, Chris Ho, Wendy Tian, and Maxwell Boakye. “Effects of age and comorbidities on complication rates and adverse outcomes after lumbar laminectomy in elderly patients.” Spine (Phila Pa 1976) 33, no. 11 (May 15, 2008): 1250–55. https://doi.org/10.1097/BRS.0b013e3181714a44.
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    • Patil, C. G., T. S. Patil, S. P. Lad, and M. Boakye. “Complications and outcomes after spinal cord tumor resection in the United States from 1993 to 2002.” Spinal Cord 46, no. 5 (May 2008): 375–79. https://doi.org/10.1038/sj.sc.3102155.
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    • Lad, Sonya P., Guang Yang, David A. Scott, Ta-Hsiang Chao, Jean da Silva Correia, Juan Carlos de la Torre, and Erguang Li. “Identification of MAVS splicing variants that interfere with RIGI/MAVS pathway signaling.” Mol Immunol 45, no. 8 (April 2008): 2277–87. https://doi.org/10.1016/j.molimm.2007.11.018.
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    • Boakye, Maxwell, Chirag G. Patil, Justin Santarelli, Chris Ho, Wendy Tian, and Shivanand P. Lad. “Laminectomy and fusion after spinal cord injury: national inpatient complications and outcomes.” J Neurotrauma 25, no. 3 (March 2008): 173–83. https://doi.org/10.1089/neu.2007.0395.
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    • Boakye, Maxwell, Chirag G. Patil, Justin Santarelli, Chris Ho, Wendy Tian, and Shivanand P. Lad. “Cervical spondylotic myelopathy: complications and outcomes after spinal fusion.” Neurosurgery 62, no. 2 (February 2008): 455–61. https://doi.org/10.1227/01.neu.0000316013.97926.4c.
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    • Patil, Chirag G., Daniel M. Prevedello, Shivanand P. Lad, Mary Lee Vance, Michael O. Thorner, Laurence Katznelson, and Edward R. Laws. “Late recurrences of Cushing's disease after initial successful transsphenoidal surgery.” J Clin Endocrinol Metab 93, no. 2 (February 2008): 358–62. https://doi.org/10.1210/jc.2007-2013.
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    • Lad, Shivanand P., Gordon Li, Shih-Chun Lin, and Jaimie M. Henderson. “Intracranial hypotension from intrathecal baclofen pump insertion. A case report and review of the literature.” Stereotact Funct Neurosurg 86, no. 2 (2008): 75–79. https://doi.org/10.1159/000112427.
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    • Lad, Shivanand P., Chirag G. Patil, Eleonora Maries Lad, and Maxwell Boakye. “Trends in pathological vertebral fractures in the United States: 1993 to 2004.” J Neurosurg Spine 7, no. 3 (September 2007): 305–10. https://doi.org/10.3171/SPI-07/09/305.
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    • Patil, Chirag G., Shivanand P. Lad, Justin Santarelli, and Maxwell Boakye. “National inpatient complications and outcomes after surgery for spinal metastasis from 1993-2002.” Cancer 110, no. 3 (August 1, 2007): 625–30. https://doi.org/10.1002/cncr.22819.
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    • Lad, Shivanand P., John D. Lipani, Iris C. Gibbs, Steven D. Chang, John R. Adler, and Jaimie M. Henderson. “Cyberknife targeting the pterygopalatine ganglion for the treatment of chronic cluster headaches.” Neurosurgery 60, no. 3 (March 2007): E580–81. https://doi.org/10.1227/01.NEU.0000255348.33582.DE.
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    • Roberts, Brian K., Daniel L. Ouyang, Shivanand P. Lad, Steven D. Chang, Griffith R. Harsh, John R. Adler, Scott G. Soltys, Iris C. Gibbs, Lynn Remedios, and Laurence Katznelson. “Efficacy and safety of CyberKnife radiosurgery for acromegaly.” Pituitary 10, no. 1 (March 2007): 17. https://doi.org/10.1007/s11102-007-0024-z.
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    • Chang, Anna, Eleonora M. Lad, and Shivanand P. Lad. “Hippocrates' influence on the origins of neurosurgery.” Neurosurg Focus 23, no. 1 (2007): E9. https://doi.org/10.3171/foc.2007.23.1.9.
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    • Lad, S. P., C. G. Patil, C. Ho, M. S. B. Edwards, and M. Boakye. “Tethered cord syndrome: nationwide inpatient complications and outcomes.” Neurosurgical Focus 23, no. 2 (January 1, 2007): 1–5. https://doi.org/10.3171/FOC-07/08/E3.
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    • Lad, Shivanand P., Chirag G. Patil, Edward R. Laws, and Laurence Katznelson. “The role of inferior petrosal sinus sampling in the diagnostic localization of Cushing's disease.” Neurosurg Focus 23, no. 3 (2007): E2. https://doi.org/10.3171/foc.2007.23.3.3.
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    • Li, Gordon, Chirag Patil, John R. Adler, Shivanand P. Lad, Scott G. Soltys, Iris C. Gibbs, Laurie Tupper, and Maxwell Boakye. “CyberKnife rhizotomy for facetogenic back pain: a pilot study.” Neurosurg Focus 23, no. 6 (2007): E2. https://doi.org/10.3171/FOC-07/12/E2.
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    • Patil, Chirag G., Shivanand P. Lad, Griffith R. Harsh, Edward R. Laws, and Maxwell Boakye. “National trends, complications, and outcomes following transsphenoidal surgery for Cushing's disease from 1993 to 2002.” Neurosurg Focus 23, no. 3 (2007): E7. https://doi.org/10.3171/foc.2007.23.3.9.
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    • Patil, Chirag G., Shivanand P. Lad, Laurence Katznelson, and Edward R. Laws. “Brain atrophy and cognitive deficits in Cushing's disease.” Neurosurg Focus 23, no. 3 (2007): E11. https://doi.org/10.3171/foc.2007.23.3.13.
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    • Roberts, Brian K., Daniel L. Ouyang, Shivanand P. Lad, Steven D. Chang, Griffith R. Harsh, John R. Adler, Scott G. Soltys, Iris C. Gibbs, Lynn Remedios, and Laurence Katznelson. “Efficacy and safety of CyberKnife radiosurgery for acromegaly.” Pituitary 10, no. 1 (2007): 19–25. https://doi.org/10.1007/s11102-007-0004-3.
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    • Henderson, Jaimie M., and Shivanand P. Lad. “Motor cortex stimulation and neuropathic facial pain.” Neurosurg Focus 21, no. 6 (December 15, 2006): E6. https://doi.org/10.3171/foc.2006.21.6.9.
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    • Lad, Shivanand P., Raphael Guzman, Michael E. Kelly, Gordon Li, Michael Lim, Karl Lovbald, and Gary K. Steinberg. “Cerebral perfusion imaging in vasospasm.” Neurosurg Focus 21, no. 3 (September 15, 2006): E7. https://doi.org/10.3171/foc.2006.21.3.7.
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    • Li, Gordon, Mahesh V. Jayaraman, Shivanand P. Lad, John Adler, Huy Do, and Gary K. Steinberg. “Carotid and vertebral rete mirabile in man presenting with intraparenchymal hemorrhage: a case report.” J Stroke Cerebrovasc Dis 15, no. 5 (September 2006): 228–31. https://doi.org/10.1016/j.jstrokecerebrovasdis.2006.05.005.
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    • Counts, Scott E., Muhammad Nadeem, Shivanand P. Lad, Joanne Wuu, and Elliott J. Mufson. “Differential expression of synaptic proteins in the frontal and temporal cortex of elderly subjects with mild cognitive impairment.” J Neuropathol Exp Neurol 65, no. 6 (June 2006): 592–601. https://doi.org/10.1097/00005072-200606000-00007.
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    • Lad, S. P., K. W. Jobe, J. Polley, R. W. Byrne, M. N. Hadley, J. Oró, and R. G. Grossman. “Munchausen's syndrome in neurosurgery: Report of two cases.” Neurosurgery 55, no. 6 (December 1, 2004). https://doi.org/10.1227/01.NEU.0000143371.91901.F8.
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    • Lad, Shivanand P., Kirk W. Jobe, John Polley, and Richard W. Byrne. “Munchausen's syndrome in neurosurgery: report of two cases and review of the literature.” Neurosurgery 55, no. 6 (December 2004): 1436.
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    • Lad, Shivanand P., Kenneth E. Neet, and Elliott J. Mufson. “Nerve growth factor: structure, function and therapeutic implications for Alzheimer's disease.” Curr Drug Targets Cns Neurol Disord 2, no. 5 (October 2003): 315–34. https://doi.org/10.2174/1568007033482724.
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    • Lad, Shivanand P., and Kenneth E. Neet. “Activation of the mitogen-activated protein kinase pathway through p75NTR: a common mechanism for the neurotrophin family.” J Neurosci Res 73, no. 5 (September 1, 2003): 614–26. https://doi.org/10.1002/jnr.10695.
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    • Lad, Shivanand P., Daniel A. Peterson, Ralph A. Bradshaw, and Kenneth E. Neet. “Individual and combined effects of TrkA and p75NTR nerve growth factor receptors. A role for the high affinity receptor site.” J Biol Chem 278, no. 27 (July 4, 2003): 24808–17. https://doi.org/10.1074/jbc.M212270200.
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    • Hughes, A. L., D. Messineo-Jones, S. P. Lad, and K. E. Neet. “Distinction between differentiation, cell cycle, and apoptosis signals in PC12 cells by the nerve growth factor mutant delta9/13, which is selective for the p75 neurotrophin receptor.” J Neurosci Res 63, no. 1 (January 1, 2001): 10–19. https://doi.org/10.1002/1097-4547(20010101)63:1<10::AID-JNR2>3.0.CO;2-R.
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    • Mattson, M. P., and W. Klapper. “Emerging roles for telomerase in neuronal development and apoptosis.” J Neurosci Res 63, no. 1 (January 1, 2001): 1–9. https://doi.org/10.1002/1097-4547(20010101)63:1<1::AID-JNR1>3.0.CO;2-I.
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  • Book Sections

    • Rahimpour, S., and S. P. Lad. “Traumatic brain injury and potential for neuromodulation.” In Translational Research in Traumatic Brain Injury, 353–63, 2016.

  • Conference Papers

    • Williamson, Theresa, Jordan Komisarow, Jihad Abdelgadir, Peter Ubel, Aladine Elsamadicy, Beiyu Liu, Rory Goodwin, and Shivanand Lad. “UNDERSTANDING DECISIONS TO UNDERSTAND OUTCOMES: FACTORS PREDICTING SURGERY FOLLOWING SEVERE TRAUMATIC BRAIN INJURY.” In Journal of Neurotrauma, 35:A279–80. MARY ANN LIEBERT, INC, 2018.
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    • Elsamadicy, Aladine Abdalla, Amanda Sergesketter, Michael Frakes, and Shivanand Lad. “Neurosurgery medical profession liability claims in the United States.” In Journal of Neurosurgery, 128:43–43. AMER ASSOC NEUROLOGICAL SURGEONS, 2018.
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    • Farber, Samuel Harrison, Jing Han, John Gallis, Yuliya Lokhnygina, Timothy Collins, and Shivanand Lad. “Modeling Healthcare Expenditures associated with Implantable Neurostimulation for Headache Disorders.” In Journal of Neurosurgery, 124:A1165–A1165. AMER ASSOC NEUROLOGICAL SURGEONS, 2016.
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    • Patel, Vipul Vikrambhai, Steven Cook, Alexander Kent, Nirav Dalal, Edward Karst, and Shivanand Lad. “Impact of Tailoring Spinal Cord Stimulation Therapy on Clinical Outcomes.” In Journal of Neurosurgery, 123:A516–A516. AMER ASSOC NEUROLOGICAL SURGEONS, 2015.
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    • Petraglia, Frank William, Alexander Kent, Nirav Dalal, Edward Karst, Ashwini Sharan, Peter Staats, and Shivanand Lad. “Longer Delays from Pain Diagnosis to Spinal Cord Stimulation Result in Higher Post-Implant Healthcare Utilization.” In Journal of Neurosurgery, 123:A511–A511. AMER ASSOC NEUROLOGICAL SURGEONS, 2015.
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    • Lad, Shivanand P., Jeffrey Hatef, John Gallis, Kevin Huang, and Yuliya Lokhnygina. “Neurostimulation for the Treatment of Headache Disorders: A Large, Retrospective Cohort Analysis.” In Journal of Neurosurgery, 122:A1572–A1572. AMER ASSOC NEUROLOGICAL SURGEONS, 2015.
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    • Babu, Ranjith, Steven Thomas, Matthew Hazzard, Jacob Bagley, Isaac Karikari, Carlos Bagley, Oren Gottfried, et al. “Treatment Of Intraspinal Abscess: Comparison Of Outcomes Following Surgical And Conservative Management.” In Journal of Neurosurgery, 119:A575–A575. AMER ASSOC NEUROLOGICAL SURGEONS, 2013.
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    • Bagley, Jacob, Ranjith Babu, Timothy Owens, Cory Adamson, and Shivanand Lad. “Predictors And Implications Of Facial Nerve Dysfunction After Acoustic Neuroma Resection: A National Study.” In Journal of Neurosurgery, 119:A563–64. AMER ASSOC NEUROLOGICAL SURGEONS, 2013.
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    • Hazzard, Matthew Aaron, Ranjith Babu, Shivanand Lad, Kevin Huang, Jacob Bagley, Timothy Owens, Robert Isaacs, Beatrice Ugiliweneza, Chirag Patil, and Maxwell Boakye. “Comparison Of Management Options For Vertebral Compression Fractures And Impact On US Healthcare Resource Utilization.” In Journal of Neurosurgery, 119:A585–86. AMER ASSOC NEUROLOGICAL SURGEONS, 2013.
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    • Choi, Jonathan, Ranjith Babu, Jacob H. Bagley, Vijay Agarwal, Mary I. Huang, Beatrice Ugiliweneza, Chirag G. Patil, Maxwell Boakye, and Shivanand P. Lad. “157 Utilization of Spinal Cord Stimulation in Patients with Failed Back Surgery Syndrome.” In Neurosurgery, 71:E562–63. Oxford University Press (OUP), 2012. https://doi.org/10.1227/01.neu.0000417747.62665.b7.
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    • Lad, Shivanand P., Jacob H. Bagley, Beatrice Ugiliweneza, Ranjith Babu, Isaac Karikari, Chirag G. Patil, and Maxwell Boakye. “134 BMP and Cancer Risk.” In Neurosurgery, 71:E554–E554. Oxford University Press (OUP), 2012. https://doi.org/10.1227/01.neu.0000417724.89107.0c.
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    • Lad, Shivanand P., Paul S. A. Kalanithi, Maxwell Boakye, and Jaimie M. Henderson. “National Survey of Outpatient Trials for Spinal Cord Stimulation (SCS).” In Neurosurgery, 67:538–538. Oxford University Press (OUP), 2010. https://doi.org/10.1227/01.neu.0000386978.94570.47.
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    • Lad, Shivanand P., Florian Deissenhammer, Marco B. Lee, Raphael Guzman, Tim E. Darsaut, and Gary K. Steinberg. “Cerebrospinal Proteomic Analysis after Aneurysmal Subarachnoid Hemorrhage: The Role of New Biomarkers: 934.” In Neurosurgery, 65:412, 2009. https://doi.org/10.1227/01.neu.0000358705.26573.7f.
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    • Lad, Shivanand P., and Paul Kalanithi. “Deep Brain Stimulation (DBS) Surgery: National Trends.” In Journal of Neurosurgery, 111:418–418. AMER ASSOC NEUROLOGICAL SURGEONS, 2009.
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    • Kalanithi, Paul, Chirag Patil, Shivanand P. Lad, and Maxwell Boakye. “National complications and outcomes after posterior lumbar fusion for degenerative spondylolisthesis.” In Journal of Neurosurgery, 108:A879–A879. AMER ASSOC NEUROLOGICAL SURGEONS, 2008. https://doi.org/10.3171/JNS/2008/108/04/a802.
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    • Lad, Shivanand P., Chirag G. Patil, Eleonora M. Lad, Christopher Ho, and Maxwell Boakye. “Visual loss after spine surgery: A population based study.” In Journal of Neurosurgery, 108:A852–A852. AMER ASSOC NEUROLOGICAL SURGEONS, 2008. https://doi.org/10.3171/JNS/2008/108/04/a613.
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    • Patil, Chirag G., Daniel M. Prevedello, Shivanand P. Lad, Man Lee Vance, Michael O. Thorner, Laurence Katznelson, and Edward R. Laws. “Long-term recurrences of Cushing's disease after initial successful transsphenoidal surgery.” In Journal of Neurosurgery, 108:A851–A851. AMER ASSOC NEUROLOGICAL SURGEONS, 2008. https://doi.org/10.3171/JNS/2008/108/04/a610.
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    • Lad, Shivanand P., Chirag G. Patil, Eleonora M. Lad, Justin G. Santarelli, and Maxwell Boakye. “National Trends in Vertebral Augmentation Procedures for the Treatment of Vertebral Compression Fractures in the United States.” In Neurosurgery, 61:195–195. Oxford University Press (OUP), 2007. https://doi.org/10.1227/01.neu.0000279882.36667.13.
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    • Patil, Chirag Gadkary, Shivanand P. Lad, Teja S. Patil, Justin Santarelli, and Maxwell Boakye. “National inpatient complications and outcomes after surgery for spinal metastasis from 1993 to 2002.” In Neurosurgery, 61:201–2. LIPPINCOTT WILLIAMS & WILKINS, 2007.
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• Teaching & Mentoring
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  • NEUROSCI 391: Neuroscience Independent Scholarship 1: Advanced Topics 2019

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