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C

Christopher P. Ames

 johns hopkins university

95H-index
1.4KPaper Count
3.6WCitation Count
Published Papers 153
Publication Date
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Modic Change Bone Marrow Neutrophils Are Activated and Degrade Cartilage Endplates
errJOR Spine
IF3.9
err2026-03-18
err0
errOAAI
errIrina Heggli; Tamara Mengis; Jan Devan; Nick Herger; Mazda Farshad; Mohamed Habib; Christopher P. Ames; Oliver Distler; Aaron J. Fields; Stefan Dudli
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Are We Getting Better at Achieving Optimal Lumbar Segmental Sagittal Alignment in Complex Adult Spine Deformity Surgery?
errSpine
IF3.5
err2026-03-01
err0
PREAI
errPassias, Peter G.; Onafowokan, Oluwatobi O.; Lafage, Renaud; Smith, Justin; Hamilton, Kojo D.; Schoenfeld, Andrew J.; Yung, Anthony; Fisher, Max R.; Diebo, Bassel; Daniels, Alan H.; Eastlack, Robert; Mundis, Gregory; Line, Breton; Agarwal, Nitin; Uribe, Juan; Wang, Michael; Fessler, Richard; Protopsaltis, Themistocles; Okonkwo, David; Kebaish, Khaled; Soroceanu, Alex; Mummaneni, Praveen; Chou, Dean; Kim, Han Jo; Hostin, Richard; Gupta, Munish; Ames, Christopher; Schwab, Frank; Shaffrey, Christopher I.; Bess, Shay; Lenke, Lawrence; Lafage, Virginie
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Conflating Disability, Frailty, and Multimorbidity in Adult Spinal Deformity Patients
errSpine
IF3.5
err2026-03-01
err0
PREAI
errKelly, Michael P.; Lovecchio, Francis C.; Klineberg, Eric O.; Smith, Justin S.; Line, Breton; Gum, Jeffrey L.; Protopsaltis, Themistocles S.; Hamilton, D. Kojo; Soroceanu, Alex; Eastlack, Robert; Nunley, Pierce; Kebaish, Khaled M.; Lenke, Lawrence G.; Hostin Jr, Richard A.; Gupta, Munish C.; Kim, Han Jo; Mundis, Gregory M.; Ames, Christopher P.; Hills, Jeffrey; Shaffrey, Christopher I.; Passias, Peter G.; Schwab, Frank J.; Lafage, Virginie; Lafage, Renaud; Bess, Shay
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Late to Extubate? Risk Factors and Associations for Delayed Extubation After Adult Cervical Deformity Corrective Surgery
errSpine
IF3.5
err2026-03-01
err0
PREAI
errDas, Ankita; Onafowokan, Oluwatobi O.; De Jong, Jenny; Fisher, Max; Janjua, M. Burhan; Lafage, Renaud; Diebo, Bassel; Daniels, Alan; Protopsaltis, Themistocles; Lau, Darryl; Smith, Justin; Okonkwo, David; Scheer, Justin; Mikula, Anthony; Hostin, Richard; Mummaneni, Praveen; Lee, Sang; Buell, Thomas; Gupta, Munish; Klineberg, Eric; Kim, Han Jo; Chou, Dean; Ames, Christopher; Shaffrey, Christopher; Hamilton, D. Kojo; Lafage, Virginie; Bess, Shay; Passias, Peter G.
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errSave
Comparative Analysis of Biological Aging and Inflammatory Profiles in Adult Spinal Deformity Patients Between Japan and the United States A Correlative Study
errSpine
IF3.5
err2026-03-01
err2
PREAI
errYagi, Mitsuru; Hosogane, Naobumi; Ames, Christopher P.; Kelly, Michael P.; Smith, Justin S.; Shaffrey, Christopher I.; Schwab, Frank J.; Lafage, Virginie; Bess, Shay
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errSave
Medicare's Benchmarking Spinal DRGs Have Limited Capacity in Capturing the Nuances of Surgical Invasiveness, Hospital Length of Stay, Discharge Disposition, Key Quality Metrics, and Reimbursement Costs for Adult Spinal Deformity
errSpine
IF3.5
err2026-03-01
err0
PREAI
errTheologis, Alekos A.; Arora, Ayush; Gum, Jeffrey; Klineberg, Eric; Gupta, Munish C.; Hostin, Richard; Kebaish, Khaled M.; Scheer, Justin K.; Daniels, Alan; Lafage, Renaud; Smith, Justin S.; Passias, Peter; Protopsaltis, Themistocles; Kim, Han Jo; Kelly, Michael P.; Soroceanu, Alex; Shaffrey, Christopher; Schwab, Frank; Hart, Robert; Burton, Douglas; Lenke, Larry G.; Lafage, Virginie; Bess, Shay; Ames, Chistopher P.
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Are there distinct patterns of clinical deficits in cervical deformity? A discriminant analysis of health-related quality of life measures
errJOURNAL OF NEUROSURGERY-SPINE
IF3.1
err2026-02-01
err0
PREAI
errFinoco, Mikael; Sivaganesan, Ahilan; Lafage, Renaud; Passias, Peter G.; Klineberg, Eric O.; Mundis Jr, Gregory M.; Protopsaltis, Themistocles S.; Shaffrey, Christopher I.; Bess, Shay; Kim, Han Jo; Ames, Christopher P.; Schwab, Frank J.; Smith, Justin S.; Lafage, Virginie
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errSave
Optimizing Rod Configuration Across Lumbar Pedicle Subtraction Osteotomy Site: Evolution of a High-Volume Deformity Practice
errOperative Neurosurgery
IF1.4
err2026-01-01
err0
PREAI
errMazur-Hart, David J.; Choy, Winward; Chiu, Ping-Yeh; Ramesh, Rithvik; Kim, Jaemin; Nguyen, Terry; Lau, Darryl; Clark, Aaron J.; Deviren, Vedat; Ames, Christopher P.
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errSave
P92. L1PA: the importance of functional alignment and risk of proximal junctional failure
errThe Spine Journal
IF0
err2025-10-08
err0
PREAI
errFares Ani; Alexandra Yiachos; Themistocles Stavros Protopsaltis; Renaud Lafage; Alexandra Soroceanu; Jeffrey L. Gum; Justin S. Smith; Robert K. Eastlack; Gregory M. Mundis; Munish C Gupta; Richard A. Hostin; Eric O. Klineberg; Lawrence G. Lenke; Christopher P. Ames; Christopher I. Shaffrey; Frank J. Schwab; Shay Bess; Virginie Lafage; null International Spine Study Group; null International Spine Study Group
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errSave
P121. Which ASD patients are at risk of PJK despite posterior ligament tether reconstruction?
errThe Spine Journal
IF0
err2025-10-08
err0
PREAI
errKingsley Ogelle; Fares Ani; Akil Paturi; Themistocles Stavros Protopsaltis; Jeffrey Mullin; Renaud Lafage; Alexandra Soroceanu; Jeffrey L. Gum; Bassel G. Diebo; Justin S. Smith; Robert K. Eastlack; Gregory M. Mundis; Munish C Gupta; Han Jo Kim; Eric O. Klineberg; Lawrence G. Lenke; Christopher P. Ames; Christopher I. Shaffrey; Virginie Lafage; Frank J. Schwab; Shay Bess
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errSave
P108. Rethinking sagittal alignment: the value of evaluating spinal shape in conjunction with T4-L1PA measurement to prevent proximal junctional failure
errThe Spine Journal
IF0
err2025-10-08
err0
PREAI
errRenaud Lafage; Max Kohn; Themistocles Stavros Protopsaltis; Emil Haikal; Breton Line; Shay Bess; Alan H Daniels; Bassel G. Diebo; Robert K. Eastlack; Munish C Gupta; Richard A. Hostin; Khaled M. Kebaish; Eric O. Klineberg; Gregory M. Mundis; David O. Okonkwo; Peter Gust Passias; Christopher P. Ames; Frank J. Schwab; Christopher I. Shaffrey; Justin S. Smith; Virginie Lafage
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errSave
The contribution of lower limbs to Pelvic Tilt: A baseline and postoperative full-body analysis
errGAIT & POSTURE
IF2.4
err2025-10-01
err0
errOAAI
errKhalife, Marc; Lafage, Renaud; Diebo, Bassel; Daniels, Alan; Gupta, Munish; Ames, Christopher; Bess, Shay; Burton, Douglas; Kebaish, Khaled; Kelly, Michael; Kim, Han Jo; Klineberg, Eric; Lenke, Lawrence; Lewis, Stephen; Passias, Peter; Shaffrey, Christopher; Smith, Justin S.; Schwab, Frank; Lafage, Virginie
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Cervical deformity correction: comparison of neurological, radiographic, and patient-reported outcome measures by three-column osteotomy level
errJOURNAL OF NEUROSURGERY-SPINE
IF3.1
err2025-10-01
err0
PREAI
errMikula, Anthony L.; Mazur-Hart, David J.; Pennington, Zach; Semonche, Alexa M.; Choy, Winward; Wozny, Thomas A.; Kim, Jaemin; Nguyen, Terry H.; Scheer, Justin K.; Clark, Aaron J.; Deviren, Vedat; Ames, Christopher P.
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Does Coronal Plane Deformity Matter in Cervicothoracic Kyphosis Corrective Surgery? The Prevalence of Cervical Scoliosis and Influence on the Outcomes of Cervical Deformity Surgery
errSpine
IF3.5
err2025-09-26
err0
PREAI
errDurand, Wesley M. MDa; Kim, Andrew MDa; Bess, Shay MDb; Burton, Douglas MDc; Gum, Jeffrey L. MDd; Gupta, Munish C. MDe; Hostin, Richard MDf; Kebaish, Khaled M. MDa; Kelly, Michael P. MDg; Kim, Han Jo MDh; Klineberg, Eric MDi; Lafage, Virginie PhDj; Mundis, Gregory MDk; Park, Paul MDl; Passias, Peter G. MDm; Protopsaltis, Themistocles S. MDm; Riew, Daniel MDn; Schwab, Frank MDj; Shaffrey, Christopher I. MDo; Smith, Justin S. MD, PhDp; Ames, Christopher P. MDq; Lee, Sang Hun MD, PhDa; International Spine Study Group
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Preoperative Sacroiliac Joint Pain in Adult Spinal Deformity Patients: Incidence, Associated Factors, and Rates of Resolution With Surgery From a Prospective Multicenter Database
errSpine
IF3.5
err2025-09-22
err0
PREAI
errTurner, Jay D. MD, PhDa; Rudy, Robert F. MDa; Mullin, Jeffrey P. MDb; Mikula, Anthony L. MDc; Carlson, Brandon B. MD, MPHd; Sheer, Justin K. MDe; Lafage, Renaud MSf; Lafage, Virginie PhDf; Kebaish, Khaled M. MDg; Klineberg, Eric O. MD, MSh; Mundis, Gregory M. MDi; Daniels, Alan H. MDj; Diebo, Bassel G. MDj; Lewis, Stephen M. MDk; Passias, Peter G. MDl; Protopsaltis, Themistocles S. MDm; Gupta, Munish C. MDn; Kim, Han Jo MDo; Kelly, Michael P. MDp; Smith, Justin S. MD, PhDq; Lenke, Lawrence G. MDr; Ames, Christopher P. MDc; Shaffrey, Christopher I. MDs; Okonkwo, David O. MD, PhDt; Mummaneni, Praveen V. MD, MBAc; Bess, Shay MDu; Uribe, Juan S. MDa; Eastlack, Robert K. MDi; International Spine Study Group
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Towards a Definition of Physiologic Vulnerability in Pediatric Spine Surgery: Identification of Key Risk Factors in a Cohort Study of Children With Neuromuscular Disease Undergoing Spinal Fusion
errGLOBAL SPINE JOURNAL
IF3
err2025-05-26
err0
errOAAI
errMuhammad S. Ghauri; Sujay Rajkumar; Lauren E. Stone; Michael P. Kelly; Rajiv R. Iyer; Jennifer Bauer; Christopher P. Ames; Peter O. Newton; David D. Gonda; Michael L. Levy; Vijay M. Ravindra
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errSave
Optimizing Rod Configuration Across Lumbar Pedicle Subtraction Osteotomy Site: Evolution of a High-Volume Deformity Practice
errNEUROSURGERY
IF3.9
err2025-04-01
err0
PREAI
errMazur-Hart, David; Choy, Winward; Chiu, Ping-Yeh; Ramesh, Rithvik; Kim, Jaemin; Nguyen, Terry; Lau, Darryl; Clark, Aaron John; Deviren, Vedat; Ames, Christopher P.
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errSave
Disparities in Presentation and Outcomes of Symptomatic Proximal Junctional Kyphosis Based on Over and Under Correction in Adult Spinal Deformity Corrections
errNEUROSURGERY
IF3.9
err2025-04-01
err0
PREAI
errMir, Jamshaid M.; Smith, Justin S.; Lafage, Renaud; Ames, Christopher P.; Line, Breton G.; Bess, Shay; Shaffrey, Christopher I.; Lafage, Virginie; Passias, Peter G.
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errSave
Long-term follow-up of non-neurologic and neurologic complications after complex adult spinal deformity surgery: results from the Scoli-RISK-1 study
errspine journal
IF2.7
err2025-02-12
err0
errOAAI
errCerpa, Meghan; Zuckerman, Scott L.; Lenke, Lawrence G.; Carreon, Leah Y.; Cheung, Kenneth M. C.; Kelly, Michael P.; Fehlings, Michael G.; Ames, Christopher P.; Boachie-Adjei, Oheneba; Dekutoski, Mark B.; Kebaish, Khaled M.; Lewis, Stephen J.; Matsuyama, Yukihiro; Pellise, Ferran; Qiu, Yong; Schwab, Frank J.; Smith, Justin S.; Shaffrey, Christopher I.
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Machine learning clustering of adult spinal deformity patients identifies four prognostic phenotypes: a multicenter prospective cohort analysis with single surgeon external validation
errSPINE JOURNAL
IF4.7
err2024-06-01
err3
PREAI
errMohanty, Sarthak; Hassan, Fthimnir M.; Lenke, Lawrence G.; Lewerenz, Erik; Passias, Peter G.; Klineberg, Eric O.; Lafage, Virginie; Smith, Justin S.; Hamilton, D. Kojo; Gum, Jeffrey L.; Lafage, Renaud; Mullin, Jeffrey; Diebo, Bassel; Buell, Thomas J.; Kim, Han Jo; Kebaish, Khalid; Eastlack, Robert; Daniels, Alan H.; Mundis, Gregory; Hostin, Richard; Protopsaltis, Themistocles S.; Hart, Robert A.; Gupta, Munish; Schwab, Frank J.; Shaffrey, Christopher I.; Ames, Christopher P.; Burton, Douglas; Bess, Shay
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Research Directions

No research directions
Co-authors
Cooperation Journals
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Mitchel S. Berger
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Lawrence G. Lenke
H-index: 127 · Papers: 1.2K
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Joel H. Kramer
H-index: 120 · Papers: 900
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Arie Perry
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