Publications by authors named "Gregory D Lopez"

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Failure to Reach Early MCID in ACDF Patients.
Andrea M Roca, Fatima N Anwar, Ishan Khosla, Srinath S Medakkar, Alexandra C Loya, Gregory D Lopez

Clin Spine Surg· August 2025

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Comparing Patient-Reported Outcomes in Patients Undergoing Lumbar Fusion for Degenerative Spondylolisthesis With Predominant Back Pain Versus Predominant Leg Pain Symptoms.
Aayush Kaul, Jacob C Wolf, Fatima N Anwar, Andrea M Roca, Ishan Khosla, Gregory D Lopez

Clin Spine Surg· June 2025

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Validation of PROMIS-PI in a Lumbar Decompression Cohort Through Correlation to Established Pain and Disability Metrics.
Fatima N Anwar, Jacob C Wolf, Andrea M Roca, Alexandra C Loya, Srinath S Medakkar, Gregory D Lopez

Clin Spine Surg· June 2025

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Influence of Preoperative Disability on Outcomes Following Primary Surgical Treatment of Cervical Disc Herniation.
Ishan Khosla, Fatima N Anwar, Andrea M Roca, Alexandra C Loya, Srinath S Medakkar, Gregory D Lopez

Clin Spine Surg· April 2025

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Impact of Early Depressive Burden on Patient-Reported Outcomes Following Minimally Invasive Transforaminal Lumbar Interbody Fusion.
Jacob C Wolf, Fatima N Anwar, Andrea M Roca, Alexandra C Loya, Srinath S Medakkar, Gregory D Lopez

Clin Spine Surg· March 2025

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Worse Pain and Disability at Presentation Predicts Greater Improvement in Pain, Disability, and Mental Health in Patients Undergoing Minimally Invasive Transforaminal Lumbar Interbody Fusion for Degenerative Spondylolisthesis.
Fatima N Anwar, Andrea M Roca, Timothy J Hartman, James W Nie, Srinath S Medakkar, Gregory D Lopez

Clin Spine Surg· February 2025

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Effect of Preoperative Motor Weakness on Postoperative Clinical Outcomes in Patients Undergoing Cervical Disk Replacement.
Andrea M Roca, Fatima N Anwar, Srinath S Medakkar, Alexandra C Loya, Aayush Kaul, Gregory D Lopez

Clin Spine Surg· February 2025

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Does Baseline Facet Arthropathy Influence Early Clinical and Radiographic Outcomes After Cervical Disc Replacement?
Fatima N Anwar, James W Nie, Vincent P Federico, Andrea M Roca, Srinath S Medakkar, Gregory D Lopez

Neurosurgery· January 2025

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Impact of preoperative back pain severity on PROMIS outcomes following minimally invasive lumbar decompression.
Fatima N Anwar, Andrea M Roca, Ishan Khosla, Alexandra C Loya, Srinath S Medakkar, Gregory D Lopez

Eur Spine J· November 2024

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Worse Preoperative 12-Item Veterans Rand Physical Component Scores Prognosticate Inferior Outcomes Following Outpatient Lumbar Decompression.
Fatima N Anwar, Andrea M Roca, Alexandra C Loya, Srinath S Medakkar, Aayush Kaul, Gregory D Lopez

Clin Spine Surg· October 2024

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Impact of Preoperative Symptom Duration on Patient-reported Outcomes After Minimally Invasive Transforaminal Interbody Fusion for Degenerative Spondylolisthesis.
Timothy J Hartman, James W Nie, Fatima N Anwar, Andrea M Roca, Alexandra C Loya, Gregory D Lopez

Clin Spine Surg· July 2024

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Obesity Does Not Negatively Affect Patient-perceived Outcomes After Cervical Disc Replacement for Disc Herniation.
Fatima N Anwar, Andrea M Roca, Alexandra C Loya, Srinath S Medakkar, Timothy J Hartman, Gregory D Lopez

Clin Spine Surg· July 2024

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Prognostic value in preoperative Veterans RAND-12 mental Component score on clinical outcomes for patients undergoing minimally invasive transforaminal lumbar interbody fusion.
Andrea M Roca, Fatima N Anwar, James W Nie, Timothy J Hartman, Srinath S Medakkar, Gregory D Lopez

J Clin Neurosci· July 2024

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Preoperative motor weakness and the impact on patient reported outcomes in lateral lumbar interbody fusion.
Aayush Kaul, Andrea M Roca, Fatima N Anwar, Jacob C Wolf, Ishan Khosla, Gregory D Lopez

J Clin Neurosci· July 2024

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Cervical Disk Replacement Versus Anterior Cervical Diskectomy and Fusion: Effect of Procedural Variant on Patients With a Prolonged Preoperative Duration of Symptoms From Disk Herniation.
Timothy J Hartman, James W Nie, Ishan Khosla, Omolabake O Oyetayo, Keith R MacGregor, Gregory D Lopez

J Am Acad Orthop Surg· June 2024

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Do Six-Week Postoperative Patient-Reported Outcomes Predict Long-Term Clinical Outcomes Following Lumbar Decompression?
Jacob C Wolf, Aayush Kaul, Fatima N Anwar, Andrea M Roca, Ishan Khosla, Gregory D Lopez

World Neurosurg· May 2024

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The influence of preoperative Veterans RAND-12 physical composite score in patients undergoing anterior lumbar interbody fusion [Retrospective Review].
Fatima N Anwar, Andrea M Roca, Alexandra C Loya, Srinath S Medakkar, James W Nie, Gregory D Lopez

J Clin Neurosci· May 2024

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Effect of Baseline Veterans RAND-12 Mental Composite Score on Postoperative Patient-Reported Outcome Measures for Cervical Disk Replacement.
James W Nie, Timothy J Hartman, Omolabake O Oyetayo, Eileen Zheng, Keith R MacGregor, Gregory D Lopez

Clin Spine Surg· April 2024

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Risk of Subsequent Fusion After Isolated Decompression of Lumbar Facet Cysts.
Vincent P Federico, Enrico M Forlenza, Alexander J Acuna, Rajko S Vucicevic, William K Conaway, Gregory D Lopez

J Am Acad Orthop Surg· April 2024

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Prognostic Value in Preoperative Veterans RAND-12 Mental Component Score on Clinical Outcomes for Patients Undergoing Minimally Invasive Lateral Lumbar Interbody Fusion.
Ishan Khosla, Fatima N Anwar, Andrea M Roca, Srinath S Medakkar, Alexandra C Loya, Gregory D Lopez

Neurospine· March 2024

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Severe Preoperative Disability Is Associated With Greater Mental Health Improvements Following Surgery for Degenerative Spondylolisthesis: A Cohort Matched Analysis.
Ishan Khosla, Fatima N Anwar, Andrea M Roca, Srinath S Medakkar, Alexandra C Loya, Gregory D Lopez

Neurospine· March 2024

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Utility of preoperative comorbidity burden on PROMIS outcomes after lumbar decompression: Cohort matched analysis.
Andrea M Roca, Fatima N Anwar, Ishan Khosla, Srinath S Medakkar, Alexandra C Loya, Gregory D Lopez

J Clin Neurosci· March 2024

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Medicare procedural costs in ambulatory surgery centers versus hospital outpatient departments for spine surgeries.
Vincent P Federico, James W Nie, Divesh Sachdev, Timothy J Hartman, Noe Trevino, Gregory D Lopez

J Neurosurg Spine· January 2024

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The Veterans Rand-12 Physical Composite Score Prognosticates Postoperative Clinical Outcomes in Patients Undergoing Anterior Cervical Discectomy and Fusion.
Andrea M Roca, Fatima N Anwar, Alexandra C Loya, Srinath S Medakkar, Aayush Kaul, Gregory D Lopez

World Neurosurg· December 2023

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Antibiotic use in spine surgery: A narrative review based in principles of antibiotic stewardship.
Fatima N Anwar, Andrea M Roca, Ishan Khosla, Srinath S Medakkar, Alexandra C Loya, Gregory D Lopez

N Am Spine Soc J· December 2023

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