Works by Kepler, Christopher K.


Results: 95
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    Race, Ethnicity, and Gender Representation Among US Academic Spine Surgeons.

    Published in:
    Journal of the American Academy of Orthopaedic Surgeons, 2025, v. 33, n. 3, p. e151, doi. 10.5435/JAAOS-D-24-00349
    By:
    • Opara, Olivia A.;
    • Narayanan, Rajkishen;
    • Tarawneh, Omar H.;
    • Lee, Yunsoo;
    • Tomlak, Alexa;
    • Zavitsanos, Alexander;
    • Czarnecki, John;
    • Hassan, Waqaas;
    • Lipa, Shaina A.;
    • Mesfin, Addisu;
    • Canseco, Jose A.;
    • Hilibrand, Alan S.;
    • Vaccaro, Alexander R.;
    • Schroeder, Gregory D.;
    • Kepler, Christopher K.;
    • Woods, Barrett I.
    Publication type:
    Article
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    Opioid Prescription Trends Among Orthopaedic, Primary Care, and Pain Management Providers in Spine Surgery Patients.

    Published in:
    Journal of the American Academy of Orthopaedic Surgeons, 2024, v. 32, n. 23, p. e1252, doi. 10.5435/JAAOS-D-24-00167
    By:
    • Trenchfield, Delano;
    • Fras, Sebastian;
    • McCurdy, Michael;
    • Narayanan, Rajkishen;
    • Lee, Yunsoo;
    • Issa, Tariq;
    • Toci, Gregory;
    • Oghli, Yazan;
    • Siddiqui, Hassan;
    • Vo, Michael;
    • Mahmood, Hamd;
    • Schilken, Meghan;
    • Pashaee, Bahram;
    • Mangan, John;
    • Kurd, Mark;
    • Kaye, Ian David;
    • Canseco, Jose A.;
    • Hilibrand, Alan S.;
    • Vaccaro, Alexander R.;
    • Kepler, Christopher K.
    Publication type:
    Article
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    Factors Related to Clinical Performance in Spine Surgery Fellowship: Can We Predict Success.

    Published in:
    Journal of the American Academy of Orthopaedic Surgeons, 2024, v. 32, n. 18, p. e940, doi. 10.5435/JAAOS-D-24-00120
    By:
    • Levy, Hannah A.;
    • Boere, Payton;
    • Randell, Zane;
    • Bodnar, John;
    • Paulik, John;
    • Spina, Nicholas T.;
    • Spiker, William R.;
    • Lawrence, Brandon D.;
    • Brodke, Darrel S.;
    • Kurd, Mark F.;
    • Rihn, Jeffrey A.;
    • Canseco, Jose A.;
    • Schroeder, Gregory D.;
    • Kepler, Christopher K.;
    • Vaccaro, Alexander R.;
    • Currier, Bradford;
    • Huddleston, Paul M.;
    • Nassr, Ahmad N.;
    • Freedman, Brett A.;
    • Sebastian, Arjun S.
    Publication type:
    Article
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    Preoperative Electrodiagnostic Study Findings Differ Between Patients With Double-crush Syndrome and Carpal Tunnel Syndrome: A Propensity Matched Analysis.

    Published in:
    Journal of the American Academy of Orthopaedic Surgeons, 2024, v. 32, n. 18, p. 856, doi. 10.5435/JAAOS-D-24-00056
    By:
    • Pohl, Nicholas B.;
    • Narayanan, Rajkishen;
    • Brush, Parker L.;
    • Yunsoo Lee;
    • Qureshi, Rabia;
    • Kanhere, Arun;
    • Micou, M. Lauren;
    • Fras, Sebastian I.;
    • Kaye, Ian David;
    • Mangan, John J.;
    • Kurd, Mark F.;
    • Mehnert, Michael J.;
    • Canseco, Jose A.;
    • Hilibrand, Alan S.;
    • Vaccaro, Alexander R.;
    • Kepler, Christopher K.;
    • Schroeder, Gregory D.
    Publication type:
    Article
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    The Impact of Socioeconomic Status on the Presence of Advance Care Planning Documents in Patients With Acute Cervical Spinal Cord Injury.

    Published in:
    Journal of the American Academy of Orthopaedic Surgeons, 2024, v. 32, n. 8, p. 354, doi. 10.5435/JAAOS-D-23-00763
    By:
    • Issa, Tariq Z.;
    • McCurdy, Michael A.;
    • Yunsoo Lee;
    • Lambrechts, Mark J.;
    • Sherman, Matthew B.;
    • Kalra, Andrew;
    • Goodman, Perry;
    • Canseco, Jose A.;
    • Hilibrand, Alan S.;
    • Vaccaro, Alexander R.;
    • Schroeder, Gregory D.;
    • Kepler, Christopher K.
    Publication type:
    Article
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    Risk Factors for Postoperative Urinary Retention After Lumbar Fusion Surgery: Anesthetics and Surgical Approach.

    Published in:
    Journal of the American Academy of Orthopaedic Surgeons, 2023, v. 31, n. 23, p. 1189, doi. 10.5435/JAAOS-D-23-00172
    By:
    • Heard, Jeremy C.;
    • Lee, Yunsoo;
    • Lambrechts, Mark J.;
    • Ezeonu, Teeto;
    • Dees, Azra N.;
    • Wiafe, Bright M.;
    • Wright, Justin;
    • Toci, Gregory R.;
    • Schwenk, Eric S.;
    • Canseco, Jose A.;
    • Kaye, Ian D.;
    • Kurd, Mark F.;
    • Hilibrand, Alan S.;
    • Vaccaro, Alexander R.;
    • Schroeder, Gregory D.;
    • Kepler, Christopher K.
    Publication type:
    Article
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    Assessment of a Private Payer Bundled Payment Model for Lumbar Decompression Surgery.

    Published in:
    Journal of the American Academy of Orthopaedic Surgeons, 2023, v. 31, n. 21, p. e984, doi. 10.5435/JAAOS-D-23-00384
    By:
    • Issa, Tariq Z.;
    • Yunsoo Lee;
    • Lambrechts, Mark J.;
    • Mazmudar, Aditya S.;
    • D'Antonio, Nicholas D.;
    • Iofredda, Patrick;
    • Endersby, Kevin;
    • Kalra, Andrew;
    • Canseco, Jose A.;
    • Hilibrand, Alan S.;
    • Vaccaro, Alexander R.;
    • Schroeder, Gregory D.;
    • Kepler, Christopher K.
    Publication type:
    Article
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    Comparison of Postoperative Opioid Use After Anterior Cervical Diskectomy and Fusion or Posterior Cervical Fusion.

    Published in:
    Journal of the American Academy of Orthopaedic Surgeons, 2023, v. 31, n. 17, p. e665, doi. 10.5435/JAAOS-D-23-00003
    By:
    • Yunsoo Lee;
    • Issa, Tariq Z.;
    • Lambrechts, Mark J.;
    • Brush, Parker L.;
    • Toci, Gregory R.;
    • Reddy, Yashas C.;
    • Fras, Sebastian I.;
    • Mangan, John J.;
    • Canseco, Jose A.;
    • Kurd, Mark;
    • Rihn, Jeffrey A.;
    • Kaye, Ian David;
    • Hilibrand, Alan S.;
    • Vaccaro, Alexander R.;
    • Kepler, Christopher K.;
    • Schroeder, Gregory D.
    Publication type:
    Article
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    Predictors of Academic Productivity Among Spine Surgeons.

    Published in:
    Journal of the American Academy of Orthopaedic Surgeons, 2023, v. 31, n. 10, p. 505, doi. 10.5435/JAAOS-D-22-01011
    By:
    • Lambrechts, Mark J.;
    • Heard, Jeremy C.;
    • Lee, Yunsoo A.;
    • D'Antonio, Nicholas D.;
    • Crawford, Zachary;
    • Issa, Tariq Z.;
    • Boere, Payton;
    • Clements, Ari;
    • Mangan, John J.;
    • Canseco, Jose A.;
    • Hilibrand, Alan S.;
    • Kepler, Christopher K.;
    • Vaccaro, Alexander R.;
    • Schroeder, Gregory D.
    Publication type:
    Article
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    Evaluating Outcomes of Spinopelvic Fixation for Patients Undergoing Long Segment Thoracolumbar Fusion with a Prior Total Hip Arthroplasty.

    Published in:
    Journal of the American Academy of Orthopaedic Surgeons, 2023, v. 31, n. 8, p. e435, doi. 10.5435/JAAOS-D-22-00897
    By:
    • Tran, Khoa S.;
    • Lambrechts, Mark J.;
    • Mazmudar, Aditya;
    • Issa, Tariq Ziad;
    • Lee, Yunsoo;
    • Ledesma, Jonathan;
    • Goswami, Karan;
    • Li, Sandy;
    • Reddy, Yashas C.;
    • Lambo, Dominic;
    • Karamian, Brian A.;
    • Canseco, Jose A.;
    • Hilibrand, Alan S.;
    • Kepler, Christopher K.;
    • Vaccaro, Alexander R.;
    • Schroeder, Gregory D.;
    • Purtill, James J.
    Publication type:
    Article
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    Genetic aspects of intervertebral disc degeneration.

    Published in:
    Reviews in the Neurosciences, 2015, v. 26, n. 5, p. 581, doi. 10.1515/revneuro-2014-0077
    By:
    • Hanaei, Sara;
    • Abdollahzade, Sina;
    • Khoshnevisan, Alireza;
    • Kepler, Christopher K.;
    • Rezaei, Nima
    Publication type:
    Article
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    Significance of Facet Fluid Index in Anterior Cervical Degenerative Spondylolisthesis.

    Published in:
    Asian Spine Journal, 2024, v. 18, n. 1, p. 94, doi. 10.31616/asj.2023.0090
    By:
    • Yunsoo Lee;
    • Heard, Jeremy C.;
    • Lambrechts, Mark J.;
    • Kern, Nathaniel;
    • Wiafe, Bright;
    • Goodman, Perry;
    • Mangan, John J.;
    • Canseco, Jose A.;
    • Kurd, Mark F.;
    • Kaye, Ian D.;
    • Hilibrand, Alan S.;
    • Vaccaro, Alexander R.;
    • Kepler, Christopher K.;
    • Schroeder, Gregory D.;
    • Rihn, Jeffrey A.
    Publication type:
    Article
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    How Does the Severity of Neuroforaminal Compression in Cervical Radiculopathy Affect Outcomes of Anterior Cervical Discectomy and Fusion.

    Published in:
    Asian Spine Journal, 2023, v. 17, n. 6, p. 1051, doi. 10.31616/asj.2023.0066
    By:
    • Lambrechts, Mark J.;
    • Issa, Tariq Z.;
    • Yunsoo Lee;
    • Tran, Khoa S.;
    • Heard, Jeremy;
    • Purtill, Caroline;
    • Fried, Tristan B.;
    • Oh, Samuel;
    • Kim, Erin;
    • Mangan, John J.;
    • Canseco, Jose A.;
    • Kaye, I. David;
    • Rihn, Jeffrey A.;
    • Hilibrand, Alan S.;
    • Vaccaro, Alexander R.;
    • Kepler, Christopher K.;
    • Schroeder, Gregory D.
    Publication type:
    Article
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    Utility of Seated Lateral Radiographs in the Diagnosis and Classification of Lumbar Degenerative Spondylolisthesis.

    Published in:
    Asian Spine Journal, 2023, v. 17, n. 4, p. 721, doi. 10.31616/asj.2022.0443
    By:
    • Issa, Tariq Z.;
    • Yunsoo Lee;
    • Berthiaume, Emily;
    • Lambrechts, Mark J.;
    • Zaworski, Caroline;
    • Qadiri, Qudratallah S.;
    • Spracklen, Henley;
    • Padovano, Richard;
    • Weber, Jackson;
    • Mangan, John J.;
    • Canseco, Jose A.;
    • Woods, Barrett I.;
    • Kaye, I. David;
    • Hilibrand, Alan S.;
    • Kepler, Christopher K.;
    • Vaccaro, Alexander R.;
    • Schroeder, Gregory D.;
    • Lee, Joseph K.
    Publication type:
    Article
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    The impact of preoperative motor weakness on postoperative opioid use after ACDF.

    Published in:
    Journal of Orthopaedics, 2021, v. 26, p. 23, doi. 10.1016/j.jor.2021.06.003
    By:
    • Levy, Hannah A.;
    • Karamian, Brian A.;
    • Henstenburg, Jeffrey;
    • Larwa, Joseph;
    • Canseco, Jose A.;
    • Haislup, Brett;
    • Chang, Michael;
    • Patel, Parthik;
    • Radcliff, Kris E.;
    • Woods, Barrett I.;
    • Kurd, Mark F.;
    • Hilibrand, Alan S.;
    • Kepler, Christopher K.;
    • Vaccaro, Alexander R.;
    • Schroeder, Gregory D.
    Publication type:
    Article
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    Relating preoperative MCS-12 to microdiscectomy outcomes.

    Published in:
    European Spine Journal, 2024, v. 33, n. 6, p. 2190, doi. 10.1007/s00586-023-08090-9
    By:
    • Heard, Jeremy C.;
    • Lee, Yunsoo;
    • Ezeonu, Teeto;
    • Lambrechts, Mark J.;
    • Narayanan, Rajkishen;
    • Yeung, Caleb;
    • Wright, Justin;
    • Paulik, John;
    • Purtill, Caroline;
    • Mangan, John J.;
    • Kurd, Mark F.;
    • Kaye, Ian D.;
    • Canseco, Jose A.;
    • Hilibrand, Alan S.;
    • Vaccaro, Alexander R.;
    • Schroeder, Gregory D.;
    • Kepler, Christopher K.
    Publication type:
    Article
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    The severity of preoperative anemia escalates risk of poor short-term outcomes after lumbar spine fusion.

    Published in:
    European Spine Journal, 2023, v. 32, n. 9, p. 3192, doi. 10.1007/s00586-023-07789-z
    By:
    • Issa, Tariq Z.;
    • Lee, Yunsoo;
    • Heard, Jeremy C.;
    • Lambrechts, Mark J.;
    • Giakas, Alec;
    • Mazmudar, Aditya S.;
    • Vaccaro Jr., Alexander;
    • Henry, Tyler W.;
    • Kalra, Andrew;
    • Fras, Sebastian;
    • Canseco, Jose A.;
    • Kaye, Ian David;
    • Kurd, Mark F.;
    • Hilibrand, Alan S.;
    • Vaccaro, Alexander R.;
    • Schroeder, Gregory D.;
    • Kepler, Christopher K.
    Publication type:
    Article
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    An international validation of the AO spine subaxial injury classification system.

    Published in:
    European Spine Journal, 2023, v. 32, n. 1, p. 46, doi. 10.1007/s00586-022-07467-6
    By:
    • Karamian, Brian A.;
    • Schroeder, Gregory D.;
    • Lambrechts, Mark J.;
    • Canseco, Jose A.;
    • Oner, Cumhur;
    • Vialle, Emiliano;
    • Rajasekaran, Shanmuganathan;
    • Dvorak, Marcel R.;
    • Benneker, Lorin M.;
    • Kandziora, Frank;
    • Schnake, Klaus;
    • Kepler, Christopher K.;
    • Vaccaro, Alexander R.;
    • AO Spine Subaxial Classification Group Members;
    • Costa, Bruno Lourenco;
    • Estefan, Martin;
    • Dawoud, Ahmed;
    • Kaen, Ariel;
    • Yuh, Sung-Joo;
    • Fuego, Segundo
    Publication type:
    Article
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    Preoperative epidural steroid injections do not increase the risk of postoperative infection in patients undergoing lumbar decompression or fusion: a systematic review and meta-analysis.

    Published in:
    European Spine Journal, 2022, v. 31, n. 12, p. 3251, doi. 10.1007/s00586-022-07436-z
    By:
    • Lee, Yunsoo;
    • Issa, Tariq Z.;
    • Kanhere, Arun P.;
    • Lambrechts, Mark J.;
    • Ciesielka, Kerri-Anne;
    • Kim, James;
    • Hilibrand, Alan S.;
    • Kepler, Christopher K.;
    • Schroeder, Gregory D.;
    • Vaccaro, Alexander R.;
    • Canseco, Jose A.
    Publication type:
    Article
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    Variation in global treatment for subaxial cervical spine isolated unilateral facet fractures.

    Published in:
    European Spine Journal, 2021, v. 30, n. 6, p. 1635, doi. 10.1007/s00586-021-06818-z
    By:
    • Karamian, Brian A.;
    • Schroeder, Gregory D.;
    • Holas, Martin;
    • Joaquim, Andrei F.;
    • Canseco, Jose A.;
    • Rajasekaran, Shanmuganathan;
    • Benneker, Lorin M.;
    • Kandziora, Frank;
    • Schnake, Klaus J.;
    • Öner, F. Cumhur;
    • Kepler, Christopher K.;
    • Vaccaro, Alexander R.;
    • AO Spine Subaxial Injury Classification System Validation Group;
    • Toluse, Adetunji;
    • Atan, Ahmad Arieff;
    • Dawoud, Ahmed;
    • Abdelgawaad, Ahmed Shawky;
    • Zubairi, Akbar;
    • Castillo, Alejandro;
    • Vernengo-Lezica, Alejo
    Publication type:
    Article
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    Regional and experiential differences in surgeon preference for the treatment of cervical facet injuries: a case study survey with the AO Spine Cervical Classification Validation Group.

    Published in:
    2021
    By:
    • Canseco, Jose A.;
    • Schroeder, Gregory D.;
    • Patel, Parthik D.;
    • Grasso, Giovanni;
    • Chang, Michael;
    • Kandziora, Frank;
    • Vialle, Emiliano N.;
    • Oner, F. Cumhur;
    • Schnake, Klaus J.;
    • Dvorak, Marcel F.;
    • Chapman, Jens R.;
    • Benneker, Lorin M.;
    • Rajasekaran, Shanmuganathan;
    • Kepler, Christopher K.;
    • Vaccaro, Alexander R.;
    • AO Spine Cervical Classification Validation Group;
    • Abdelgawaad, Ahmed;
    • Abdul, Waheed;
    • Abdulsalam, Asmatullah;
    • Abeid, Mbarak
    Publication type:
    journal article
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    Answer to the Letter to the Editor of A. Piazzolla et al. concerning, "The Surgical Algorithm for the AOSpine, Thoracolumbar Spine Injury Classification System" by A. R. Vaccaro et al.; Eur Spine J (2016); 25(4):1087-1094.

    Published in:
    2017
    By:
    • Vaccaro, Alexander;
    • Schroeder, Gregory;
    • Kepler, Christopher;
    • Oner, F.;
    • Vialle, Luiz;
    • Kandziora, Frank;
    • Koerner, John;
    • Kurd, Mark;
    • Reinhold, Max;
    • Schnake, Klaus;
    • Chapman, Jens;
    • Aarabi, Bizhan;
    • Fehlings, Michael;
    • Dvorak, Marcel;
    • Vaccaro, Alexander R;
    • Schroeder, Gregory D;
    • Kepler, Christopher K;
    • Oner, F Cumhur;
    • Vialle, Luiz R;
    • Koerner, John D
    Publication type:
    Letter
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    Reliability analysis of the AOSpine thoracolumbar spine injury classification system by a worldwide group of naïve spinal surgeons.

    Published in:
    2016
    By:
    • Kepler, Christopher;
    • Vaccaro, Alexander;
    • Koerner, John;
    • Dvorak, Marcel;
    • Kandziora, Frank;
    • Rajasekaran, Shanmuganathan;
    • Aarabi, Bizhan;
    • Vialle, Luiz;
    • Fehlings, Michael;
    • Schroeder, Gregory;
    • Reinhold, Maximilian;
    • Schnake, Klaus;
    • Bellabarba, Carlo;
    • Cumhur Öner, F.;
    • Kepler, Christopher K;
    • Vaccaro, Alexander R;
    • Koerner, John D;
    • Dvorak, Marcel F;
    • Vialle, Luiz R;
    • Fehlings, Michael G
    Publication type:
    journal article
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    The surgical algorithm for the AOSpine thoracolumbar spine injury classification system.

    Published in:
    2016
    By:
    • Vaccaro, Alexander;
    • Schroeder, Gregory;
    • Kepler, Christopher;
    • Cumhur Oner, F.;
    • Vialle, Luiz;
    • Kandziora, Frank;
    • Koerner, John;
    • Kurd, Mark;
    • Reinhold, Max;
    • Schnake, Klaus;
    • Chapman, Jens;
    • Aarabi, Bizhan;
    • Fehlings, Michael;
    • Dvorak, Marcel;
    • Vaccaro, Alexander R;
    • Schroeder, Gregory D;
    • Kepler, Christopher K;
    • Vialle, Luiz R;
    • Koerner, John D;
    • Kurd, Mark F
    Publication type:
    journal article
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    Is disc height loss at 1 year predictive of pseudarthrosis and patient-reported outcome measures following anterior cervical discectomy and fusion with structural allograft?

    Published in:
    Journal of Neurosurgery: Spine, 2023, v. 38, n. 5, p. 540, doi. 10.3171/2023.1.SPINE221199
    By:
    • D’Antonio, Nicholas D.;
    • Lambrechts, Mark J.;
    • Heard, Jeremy C.;
    • Yunsoo Lee;
    • Levy, Hannah;
    • Breyer, Garrett;
    • Yalla, Goutham R.;
    • Kohli, Meera;
    • Fried, Tristan;
    • Mangan, John J.;
    • Canseco, Jose A.;
    • Woods, Barrett;
    • Hilibrand, Alan S.;
    • Vaccaro, Alexander R.;
    • Kepler, Christopher K.;
    • Schroeder, Gregory D.
    Publication type:
    Article
    48

    Effect of surgical experience and spine subspecialty on the reliability of the AO Spine Upper Cervical Injury Classification System.

    Published in:
    Journal of Neurosurgery: Spine, 2023, v. 38, n. 1, p. 31, doi. 10.3171/2022.6.SPINE22454
    By:
    • Lambrechts, Mark J.;
    • Schroeder, Gregory D.;
    • Karamian, Brian A.;
    • Canseco, Jose A.;
    • Oner, F. Cumhur;
    • Benneker, Lorin M.;
    • Bransford, Richard J.;
    • Kandziora, Frank;
    • Rajasekaran, Shanmuganathan;
    • El-Sharkawi, Mohammad;
    • Kanna, Rishi;
    • Joaquim, Andrei Fernandes;
    • Schnake, Klaus;
    • Kepler, Christopher K.;
    • Vaccaro, Alexander R.
    Publication type:
    Article
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    The impact of cage positioning on lumbar lordosis and disc space restoration following minimally invasive lateral lumbar interbody fusion.

    Published in:
    Neurosurgical Focus, 2023, v. 54, n. 1, p. 1, doi. 10.3171/2022.10.FOCUS22607
    By:
    • Issa, Tariq Ziad;
    • Yunsoo Lee;
    • Lambrechts, Mark J.;
    • Tran, Khoa S.;
    • Trenchfield, Delano;
    • Baker, Sydney;
    • Fras, Sebastian;
    • Yalla, Goutham R.;
    • Kurd, Mark F.;
    • Woods, Barrett I.;
    • Rihn, Jeffrey A.;
    • Canseco, Jose A.;
    • Hilibrand, Alan S.;
    • Vaccaro, Alexander R.;
    • Kepler, Christopher K.;
    • Schroeder, Gregory D.
    Publication type:
    Article