Search Results - "DVORAK, Marcel"

Economic evaluation comparing intraoperative cone beam CT-based navigation and conventional fluoroscopy for the placement of spinal pedicle screws: a patient-level data cost-effectiveness analysis by Dea, Nicolas, MD, MSc, Fisher, Charles G., MD, MHSc, Batke, Juliet, BSc, Strelzow, Jason, MD, Mendelsohn, Daniel, MD, Paquette, Scott J., MD, Kwon, Brian K., MD, PhD, Boyd, Michael D., MD, Dvorak, Marcel F.S., MD, Street, John T., MD, PhD

“…Abstract Background Context Pedicle screws are routinely used in contemporary spinal surgery. Screw misplacement may be asymptomatic but is also correlated…”
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AOSpine subaxial cervical spine injury classification system by Vaccaro, Alexander R., Koerner, John D., Radcliff, Kris E., Oner, F. Cumhur, Reinhold, Maximilian, Schnake, Klaus J., Kandziora, Frank, Fehlings, Michael G., Dvorak, Marcel F., Aarabi, Bizhan, Rajasekaran, Shanmuganathan, Schroeder, Gregory D., Kepler, Christopher K., Vialle, Luiz R.

“…Purpose This project describes a morphology-based subaxial cervical spine traumatic injury classification system. Using the same approach as the thoracolumbar…”
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Morbidity and mortality of major adult spinal surgery. A prospective cohort analysis of 942 consecutive patients by Street, John T., MD, PhD, Lenehan, Brian J., MD, DiPaola, Christian P., MD, Boyd, Michael D., MD, Kwon, Brian K., MD, PhD, Paquette, Scott J., MD, Dvorak, Marcel F.S., MD, Rampersaud, Y. Raja, MD, Fisher, Charles G., MD

“…Abstract Background context To date, most reports on the incidence of adverse events (AEs) in spine surgery have been retrospective and dependent on data…”
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Spinal cord perfusion pressure predicts neurologic recovery in acute spinal cord injury by Squair, Jordan W, Bélanger, Lise M, Tsang, Angela, Ritchie, Leanna, Mac-Thiong, Jean-Marc, Parent, Stefan, Christie, Sean, Bailey, Christopher, Dhall, Sanjay, Street, John, Ailon, Tamir, Paquette, Scott, Dea, Nicolas, Fisher, Charles G, Dvorak, Marcel F, West, Christopher R, Kwon, Brian K

“…OBJECTIVE:To determine whether spinal cord perfusion pressure (SCPP) as measured with a lumbar intrathecal catheter is a more predictive measure of neurologic…”
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Incidence and prevalence of spinal cord injury in Canada: a national perspective by Noonan, Vanessa K, Fingas, Matthew, Farry, Angela, Baxter, David, Singh, Anoushka, Fehlings, Michael G, Dvorak, Marcel F

“…Despite decades of research, there are no national estimates of the incidence or prevalence of spinal cord injury (SCI) in Canada. Our objective was to utilize…”
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Early versus delayed decompression for traumatic cervical spinal cord injury: results of the Surgical Timing in Acute Spinal Cord Injury Study (STASCIS) by Fehlings, Michael G, Vaccaro, Alexander, Wilson, Jefferson R, Singh, Anoushka, W Cadotte, David, Harrop, James S, Aarabi, Bizhan, Shaffrey, Christopher, Dvorak, Marcel, Fisher, Charles, Arnold, Paul, Massicotte, Eric M, Lewis, Stephen, Rampersaud, Raja

“…There is convincing preclinical evidence that early decompression in the setting of spinal cord injury (SCI) improves neurologic outcomes. However, the effect…”
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The urgency of surgical decompression in acute central cord injuries with spondylosis and without instability by Lenehan, Brian, Fisher, Charles G, Vaccaro, Alex, Fehlings, Michael, Aarabi, Bizhan, Dvorak, Marcel F

“…Systematic review, ambispective analysis of observational data. To make recommendations as to whether or not urgent surgical decompression is ever indicated as…”
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Predicting Injury Severity and Neurological Recovery after Acute Cervical Spinal Cord Injury: A Comparison of Cerebrospinal Fluid and Magnetic Resonance Imaging Biomarkers by Dalkilic, Turker, Fallah, Nader, Noonan, Vanessa K, Salimi Elizei, Sanam, Dong, Kevin, Belanger, Lise, Ritchie, Leanna, Tsang, Angela, Bourassa-Moreau, Etienne, Heran, Manraj K S, Paquette, Scott J, Ailon, Tamir, Dea, Nicolas, Street, John, Fisher, Charles G, Dvorak, Marcel F, Kwon, Brian K

“…Biomarkers of acute human spinal cord injury (SCI) could provide a more objective measure of spinal cord damage and a better predictor of neurological outcome…”
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Methylprednisolone for the Treatment of Patients with Acute Spinal Cord Injuries: A Systematic Review and Meta-Analysis by Evaniew, Nathan, Belley-Côté, Emilie P, Fallah, Nader, Noonan, Vanessa K, Rivers, Carly S, Dvorak, Marcel F

“…Previous meta-analyses of methylprednisolone (MPS) for patients with acute traumatic spinal cord injuries (TSCIs) have not addressed confidence in the quality…”
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The surgical algorithm for the AOSpine thoracolumbar spine injury classification system by Vaccaro, Alexander R., Schroeder, Gregory D., Kepler, Christopher K., Cumhur Oner, F., Vialle, Luiz R., Kandziora, Frank, Koerner, John D., Kurd, Mark F., Reinhold, Max, Schnake, Klaus J., Chapman, Jens, Aarabi, Bizhan, Fehlings, Michael G., Dvorak, Marcel F.

“…Purpose The goal of the current study is to establish a surgical algorithm to accompany the AOSpine thoracolumbar spine injury classification system. Methods A…”
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The influence of time from injury to surgery on motor recovery and length of hospital stay in acute traumatic spinal cord injury: an observational Canadian cohort study by Dvorak, Marcel F, Noonan, Vanessa K, Fallah, Nader, Fisher, Charles G, Finkelstein, Joel, Kwon, Brian K, Rivers, Carly S, Ahn, Henry, Paquet, Jérôme, Tsai, Eve C, Townson, Andrea, Attabib, Najmedden, Bailey, Christopher S, Christie, Sean D, Drew, Brian, Fourney, Daryl R, Fox, Richard, Hurlbert, R John, Johnson, Michael G, Linassi, A G, Parent, Stefan, Fehlings, Michael G

“…To determine the influence of time from injury to surgery on neurological recovery and length of stay (LOS) in an observational cohort of individuals with…”
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Prophylactic postoperative measures to minimize surgical site infections in spine surgery: systematic review and evidence summary by Tan, Terence, Lee, Hui, Huang, Milly S., Rutges, Joost, Marion, Travis E., Mathew, Joseph, Fitzgerald, Mark, Gonzalvo, Augusto, Hunn, Martin K., Kwon, Brian K., Dvorak, Marcel F., Tee, Jin

“…There are three phases in prophylaxis of surgical site infections (SSI): preoperative, intraoperative and postoperative. There is lack of consensus and paucity…”
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The Epidemiology of Traumatic Spinal Cord Injury in British Columbia, Canada by LENEHAN, Brian, STREET, John, KWON, Brian K, NOONAN, Vanessa, HONGBIN ZHANG, FISHER, Charles G, DVORAK, Marcel F

“…Retrospective observational study utilizing prospectively collected population-based data. To describe the epidemiology and demographics of all patients with…”
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Cerebrospinal Fluid Biomarkers To Stratify Injury Severity and Predict Outcome in Human Traumatic Spinal Cord Injury by Kwon, Brian K, Streijger, Femke, Fallah, Nader, Noonan, Vanessa K, Bélanger, Lise M, Ritchie, Leanna, Paquette, Scott J, Ailon, Tamir, Boyd, Michael C, Street, John, Fisher, Charles G, Dvorak, Marcel F

“…Neurologic impairment after spinal cord injury (SCI) is currently measured and classified by functional examination. Biological markers that objectively…”
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Health Conditions: Effect on Function, Health-Related Quality of Life, and Life Satisfaction After Traumatic Spinal Cord Injury. A Prospective Observational Registry Cohort Study by Rivers, Carly S., Fallah, Nader, Noonan, Vanessa K., Whitehurst, David G., Schwartz, Carolyn E., Finkelstein, Joel A., Craven, B. Catharine, Ethans, Karen, O'Connell, Colleen, Truchon, B. Catherine, Ho, Chester, Linassi, A. Gary, Short, Christine, Tsai, Eve, Drew, Brian, Ahn, Henry, Dvorak, Marcel F., Paquet, Jérôme, Fehlings, Michael G., Noreau, Luc

“…To analyze relations among injury, demographic, and environmental factors on function, health-related quality of life (HRQoL), and life satisfaction in…”
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Association of CSF and Serum Neurofilament Light and Glial Fibrillary Acidic Protein, Injury Severity, and Outcome in Spinal Cord Injury by Stukas, Sophie, Cooper, Jennifer, Gill, Jasmine, Fallah, Nader, Skinnider, Michael A., Belanger, Lise, Ritchie, Leanna, Tsang, Angela, Dong, Kevin, Streijger, Femke, Street, John, Paquette, Scott, Ailon, Tamir, Dea, Nicolas, Charest-Morin, Raphaele, Fisher, Charles G., Bailey, Christopher S., Dhall, Sanjay, Mac-Thiong, Jean-Marc, Wilson, Jefferson R., Christie, Sean, Dvorak, Marcel F., Wellington, Cheryl L., Kwon, Brian K.

“…Traumatic spinal cord injury (SCI) is highly heterogeneous, and tools to better delineate pathophysiology and recovery are needed. Our objective was to profile…”
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Reliability analysis of the AOSpine thoracolumbar spine injury classification system by a worldwide group of naïve spinal surgeons by Kepler, Christopher K., Vaccaro, Alexander R., Koerner, John D., Dvorak, Marcel F., Kandziora, Frank, Rajasekaran, Shanmuganathan, Aarabi, Bizhan, Vialle, Luiz R., Fehlings, Michael G., Schroeder, Gregory D., Reinhold, Maximilian, Schnake, Klaus John, Bellabarba, Carlo, Cumhur Öner, F.

“…Purpose The aims of this study were (1) to demonstrate the AOSpine thoracolumbar spine injury classification system can be reliably applied by an international…”
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Differences in the surgical management of degenerative lumbar spondylolisthesis based on self-reported sex: analysis of the CSORN prospective DLS study by Walker, Taryn N, Urquhart, Jennifer C, Rasoulinejad, Parham, Singh, Supriya, Glennie, R Andrew, Fisher, Charles G, Rampersaud, Y Raja, Abraham, Edward, Street, John, Dvorak, Marcel F, Paquette, Scott, Charest-Morin, Raphaele, Dea, Nicolas, Gelinas-Phaneuf, Nicholas, Kwon, Brian K, Bailey, Christopher S

“…Surgical treatment of degenerative lumbar spondylolisthesis (DLS) reliably improves patient-reported quality of life; however, patient population…”
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Do in vivo kinematic studies provide insight into adjacent segment degeneration? A qualitative systematic literature review by Malakoutian, Masoud, Volkheimer, David, Street, John, Dvorak, Marcel F., Wilke, Hans-Joachim, Oxland, Thomas R.

“…Purpose While much evidence suggests that adjacent segment degeneration is merely a manifestation of the natural degenerative process unrelated to any spine…”
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Development of a machine learning algorithm for predicting in-hospital and 1-year mortality after traumatic spinal cord injury by Fallah, Nader, Noonan, Vanessa K., Waheed, Zeina, Rivers, Carly S., Plashkes, Tova, Bedi, Manekta, Etminan, Mahyar, Thorogood, Nancy P., Ailon, Tamir, Chan, Elaine, Dea, Nicolas, Fisher, Charles, Charest-Morin, Raphaele, Paquette, Scott, Park, SoEyun, Street, John T., Kwon, Brian K., Dvorak, Marcel F.

“…Current prognostic tools such as the Injury Severity Score (ISS) that predict mortality following trauma do not adequately consider the unique characteristics…”
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